Home / 105,060.49-157,590.61-38,505.82

Finding the Fourth Proportional to 105,060.49, 157,590.61 and 38,505.82

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Solution

The fourth proportional to 105,060.49, 157,590.61 and 38,505.82 is: 57,758.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,060.49 : 157,590.61 = 38,505.82 : x
  2. Step 2: Convert to fraction form
    105,060.49/157,590.61 = 38,505.82/x
  3. Step 3: Cross multiply
    105,060.49x = 157,590.61 × 38,505.82
  4. Step 4: Simplify right side
    105,060.49x = 6,068,155,662.35
  5. Step 5: Solve for x
    x = 6,068,155,662.35/105,060.49
  6. Step 6: Final answer
    x = 57,758.68

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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.