Home / 176,565.09-243,648.90-99,036.47

Finding the Fourth Proportional to 176,565.09, 243,648.90 and 99,036.47

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Solution

The fourth proportional to 176,565.09, 243,648.90 and 99,036.47 is: 136,664.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,565.09 : 243,648.90 = 99,036.47 : x
  2. Step 2: Convert to fraction form
    176,565.09/243,648.90 = 99,036.47/x
  3. Step 3: Cross multiply
    176,565.09x = 243,648.90 × 99,036.47
  4. Step 4: Simplify right side
    176,565.09x = 24,130,125,757.14
  5. Step 5: Solve for x
    x = 24,130,125,757.14/176,565.09
  6. Step 6: Final answer
    x = 136,664.20

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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.