Home / 191,726.46-287,590.43-58,606.20

Finding the Fourth Proportional to 191,726.46, 287,590.43 and 58,606.20

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Solution

The fourth proportional to 191,726.46, 287,590.43 and 58,606.20 is: 87,909.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,726.46 : 287,590.43 = 58,606.20 : x
  2. Step 2: Convert to fraction form
    191,726.46/287,590.43 = 58,606.20/x
  3. Step 3: Cross multiply
    191,726.46x = 287,590.43 × 58,606.20
  4. Step 4: Simplify right side
    191,726.46x = 16,854,582,405.18
  5. Step 5: Solve for x
    x = 16,854,582,405.18/191,726.46
  6. Step 6: Final answer
    x = 87,909.53

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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.