Home / 103,374.04-155,061.66-36,816.76

Finding the Fourth Proportional to 103,374.04, 155,061.66 and 36,816.76

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Solution

The fourth proportional to 103,374.04, 155,061.66 and 36,816.76 is: 55,225.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,374.04 : 155,061.66 = 36,816.76 : x
  2. Step 2: Convert to fraction form
    103,374.04/155,061.66 = 36,816.76/x
  3. Step 3: Cross multiply
    103,374.04x = 155,061.66 × 36,816.76
  4. Step 4: Simplify right side
    103,374.04x = 5,708,867,921.42
  5. Step 5: Solve for x
    x = 5,708,867,921.42/103,374.04
  6. Step 6: Final answer
    x = 55,225.35

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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.