Home / 153,001.60-229,502.40-136,931.20

Finding the Fourth Proportional to 153,001.60, 229,502.40 and 136,931.20

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Solution

The fourth proportional to 153,001.60, 229,502.40 and 136,931.20 is: 205,396.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,001.60 : 229,502.40 = 136,931.20 : x
  2. Step 2: Convert to fraction form
    153,001.60/229,502.40 = 136,931.20/x
  3. Step 3: Cross multiply
    153,001.60x = 229,502.40 × 136,931.20
  4. Step 4: Simplify right side
    153,001.60x = 31,426,039,034.88
  5. Step 5: Solve for x
    x = 31,426,039,034.88/153,001.60
  6. Step 6: Final answer
    x = 205,396.80

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.