Home / 51,380.25-77,070.38-14,444.25

Finding the Fourth Proportional to 51,380.25, 77,070.38 and 14,444.25

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Solution

The fourth proportional to 51,380.25, 77,070.38 and 14,444.25 is: 21,666.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,380.25 : 77,070.38 = 14,444.25 : x
  2. Step 2: Convert to fraction form
    51,380.25/77,070.38 = 14,444.25/x
  3. Step 3: Cross multiply
    51,380.25x = 77,070.38 × 14,444.25
  4. Step 4: Simplify right side
    51,380.25x = 1,113,223,836.32
  5. Step 5: Solve for x
    x = 1,113,223,836.32/51,380.25
  6. Step 6: Final answer
    x = 21,666.38

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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.