Home / 105,159.46-157,487.72-60,651.27

Finding the Fourth Proportional to 105,159.46, 157,487.72 and 60,651.27

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Solution

The fourth proportional to 105,159.46, 157,487.72 and 60,651.27 is: 90,831.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,159.46 : 157,487.72 = 60,651.27 : x
  2. Step 2: Convert to fraction form
    105,159.46/157,487.72 = 60,651.27/x
  3. Step 3: Cross multiply
    105,159.46x = 157,487.72 × 60,651.27
  4. Step 4: Simplify right side
    105,159.46x = 9,551,829,924.15
  5. Step 5: Solve for x
    x = 9,551,829,924.15/105,159.46
  6. Step 6: Final answer
    x = 90,831.87

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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.