Home / 98,565.19-147,953.05-42,433.13

Finding the Fourth Proportional to 98,565.19, 147,953.05 and 42,433.13

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Solution

The fourth proportional to 98,565.19, 147,953.05 and 42,433.13 is: 63,695.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,565.19 : 147,953.05 = 42,433.13 : x
  2. Step 2: Convert to fraction form
    98,565.19/147,953.05 = 42,433.13/x
  3. Step 3: Cross multiply
    98,565.19x = 147,953.05 × 42,433.13
  4. Step 4: Simplify right side
    98,565.19x = 6,278,111,268.35
  5. Step 5: Solve for x
    x = 6,278,111,268.35/98,565.19
  6. Step 6: Final answer
    x = 63,695.02

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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.