Home / 159,502.41-239,294.59-47,178.09

Finding the Fourth Proportional to 159,502.41, 239,294.59 and 47,178.09

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Solution

The fourth proportional to 159,502.41, 239,294.59 and 47,178.09 is: 70,779.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,502.41 : 239,294.59 = 47,178.09 : x
  2. Step 2: Convert to fraction form
    159,502.41/239,294.59 = 47,178.09/x
  3. Step 3: Cross multiply
    159,502.41x = 239,294.59 × 47,178.09
  4. Step 4: Simplify right side
    159,502.41x = 11,289,461,585.59
  5. Step 5: Solve for x
    x = 11,289,461,585.59/159,502.41
  6. Step 6: Final answer
    x = 70,779.25

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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.