Home / 116,981.76-175,484.93-38,102.13

Finding the Fourth Proportional to 116,981.76, 175,484.93 and 38,102.13

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Solution

The fourth proportional to 116,981.76, 175,484.93 and 38,102.13 is: 57,157.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,981.76 : 175,484.93 = 38,102.13 : x
  2. Step 2: Convert to fraction form
    116,981.76/175,484.93 = 38,102.13/x
  3. Step 3: Cross multiply
    116,981.76x = 175,484.93 × 38,102.13
  4. Step 4: Simplify right side
    116,981.76x = 6,686,349,615.90
  5. Step 5: Solve for x
    x = 6,686,349,615.90/116,981.76
  6. Step 6: Final answer
    x = 57,157.20

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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.