Home / 145,053.60-217,615.20-60,767.04

Finding the Fourth Proportional to 145,053.60, 217,615.20 and 60,767.04

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Solution

The fourth proportional to 145,053.60, 217,615.20 and 60,767.04 is: 91,165.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,053.60 : 217,615.20 = 60,767.04 : x
  2. Step 2: Convert to fraction form
    145,053.60/217,615.20 = 60,767.04/x
  3. Step 3: Cross multiply
    145,053.60x = 217,615.20 × 60,767.04
  4. Step 4: Simplify right side
    145,053.60x = 13,223,831,563.01
  5. Step 5: Solve for x
    x = 13,223,831,563.01/145,053.60
  6. Step 6: Final answer
    x = 91,165.14

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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.