Home / 108,225.90-149,351.31-60,479.24

Finding the Fourth Proportional to 108,225.90, 149,351.31 and 60,479.24

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Solution

The fourth proportional to 108,225.90, 149,351.31 and 60,479.24 is: 83,461.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,225.90 : 149,351.31 = 60,479.24 : x
  2. Step 2: Convert to fraction form
    108,225.90/149,351.31 = 60,479.24/x
  3. Step 3: Cross multiply
    108,225.90x = 149,351.31 × 60,479.24
  4. Step 4: Simplify right side
    108,225.90x = 9,032,652,975.05
  5. Step 5: Solve for x
    x = 9,032,652,975.05/108,225.90
  6. Step 6: Final answer
    x = 83,461.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.