Home / 170,685.61-235,508.45-99,024.13

Finding the Fourth Proportional to 170,685.61, 235,508.45 and 99,024.13

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Solution

The fourth proportional to 170,685.61, 235,508.45 and 99,024.13 is: 136,631.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,685.61 : 235,508.45 = 99,024.13 : x
  2. Step 2: Convert to fraction form
    170,685.61/235,508.45 = 99,024.13/x
  3. Step 3: Cross multiply
    170,685.61x = 235,508.45 × 99,024.13
  4. Step 4: Simplify right side
    170,685.61x = 23,321,018,873.78
  5. Step 5: Solve for x
    x = 23,321,018,873.78/170,685.61
  6. Step 6: Final answer
    x = 136,631.43

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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.