Home / 51,333.40-77,000.10-34,712.20

Finding the Fourth Proportional to 51,333.40, 77,000.10 and 34,712.20

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Solution

The fourth proportional to 51,333.40, 77,000.10 and 34,712.20 is: 52,068.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,333.40 : 77,000.10 = 34,712.20 : x
  2. Step 2: Convert to fraction form
    51,333.40/77,000.10 = 34,712.20/x
  3. Step 3: Cross multiply
    51,333.40x = 77,000.10 × 34,712.20
  4. Step 4: Simplify right side
    51,333.40x = 2,672,842,871.22
  5. Step 5: Solve for x
    x = 2,672,842,871.22/51,333.40
  6. Step 6: Final answer
    x = 52,068.30

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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.