Home / 52,629.19-72,627.43-28,755.36

Finding the Fourth Proportional to 52,629.19, 72,627.43 and 28,755.36

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Solution

The fourth proportional to 52,629.19, 72,627.43 and 28,755.36 is: 39,681.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,629.19 : 72,627.43 = 28,755.36 : x
  2. Step 2: Convert to fraction form
    52,629.19/72,627.43 = 28,755.36/x
  3. Step 3: Cross multiply
    52,629.19x = 72,627.43 × 28,755.36
  4. Step 4: Simplify right side
    52,629.19x = 2,088,427,895.52
  5. Step 5: Solve for x
    x = 2,088,427,895.52/52,629.19
  6. Step 6: Final answer
    x = 39,681.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.