Home / 191,502.90-287,254.35-173,132.10

Finding the Fourth Proportional to 191,502.90, 287,254.35 and 173,132.10

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Solution

The fourth proportional to 191,502.90, 287,254.35 and 173,132.10 is: 259,698.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,502.90 : 287,254.35 = 173,132.10 : x
  2. Step 2: Convert to fraction form
    191,502.90/287,254.35 = 173,132.10/x
  3. Step 3: Cross multiply
    191,502.90x = 287,254.35 × 173,132.10
  4. Step 4: Simplify right side
    191,502.90x = 49,732,948,849.64
  5. Step 5: Solve for x
    x = 49,732,948,849.64/191,502.90
  6. Step 6: Final answer
    x = 259,698.15

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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.