Home / 55,134,017.80-82,701,026.70-54,283,712.20

Finding the Fourth Proportional to 55,134,017.80, 82,701,026.70 and 54,283,712.20

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Solution

The fourth proportional to 55,134,017.80, 82,701,026.70 and 54,283,712.20 is: 81,425,568.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,134,017.80 : 82,701,026.70 = 54,283,712.20 : x
  2. Step 2: Convert to fraction form
    55,134,017.80/82,701,026.70 = 54,283,712.20/x
  3. Step 3: Cross multiply
    55,134,017.80x = 82,701,026.70 × 54,283,712.20
  4. Step 4: Simplify right side
    55,134,017.80x = 4,489,318,732,027,316
  5. Step 5: Solve for x
    x = 4,489,318,732,027,316/55,134,017.80
  6. Step 6: Final answer
    x = 81,425,568.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.