Home / 73,125.29-100,895.55-42,480.15

Finding the Fourth Proportional to 73,125.29, 100,895.55 and 42,480.15

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Solution

The fourth proportional to 73,125.29, 100,895.55 and 42,480.15 is: 58,612.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,125.29 : 100,895.55 = 42,480.15 : x
  2. Step 2: Convert to fraction form
    73,125.29/100,895.55 = 42,480.15/x
  3. Step 3: Cross multiply
    73,125.29x = 100,895.55 × 42,480.15
  4. Step 4: Simplify right side
    73,125.29x = 4,286,058,098.33
  5. Step 5: Solve for x
    x = 4,286,058,098.33/73,125.29
  6. Step 6: Final answer
    x = 58,612.53

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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.