Home / 176,448.19-243,490.45-99,965.73

Finding the Fourth Proportional to 176,448.19, 243,490.45 and 99,965.73

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Solution

The fourth proportional to 176,448.19, 243,490.45 and 99,965.73 is: 137,948.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,448.19 : 243,490.45 = 99,965.73 : x
  2. Step 2: Convert to fraction form
    176,448.19/243,490.45 = 99,965.73/x
  3. Step 3: Cross multiply
    176,448.19x = 243,490.45 × 99,965.73
  4. Step 4: Simplify right side
    176,448.19x = 24,340,700,582.28
  5. Step 5: Solve for x
    x = 24,340,700,582.28/176,448.19
  6. Step 6: Final answer
    x = 137,948.15

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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.