Home / 58,587.17-80,850.29-31,729.77

Finding the Fourth Proportional to 58,587.17, 80,850.29 and 31,729.77

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Solution

The fourth proportional to 58,587.17, 80,850.29 and 31,729.77 is: 43,787.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,587.17 : 80,850.29 = 31,729.77 : x
  2. Step 2: Convert to fraction form
    58,587.17/80,850.29 = 31,729.77/x
  3. Step 3: Cross multiply
    58,587.17x = 80,850.29 × 31,729.77
  4. Step 4: Simplify right side
    58,587.17x = 2,565,360,947.48
  5. Step 5: Solve for x
    x = 2,565,360,947.48/58,587.17
  6. Step 6: Final answer
    x = 43,787.08

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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.