Home / 108,209.04-149,331.78-60,464.40

Finding the Fourth Proportional to 108,209.04, 149,331.78 and 60,464.40

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Solution

The fourth proportional to 108,209.04, 149,331.78 and 60,464.40 is: 83,442.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,209.04 : 149,331.78 = 60,464.40 : x
  2. Step 2: Convert to fraction form
    108,209.04/149,331.78 = 60,464.40/x
  3. Step 3: Cross multiply
    108,209.04x = 149,331.78 × 60,464.40
  4. Step 4: Simplify right side
    108,209.04x = 9,029,256,478.63
  5. Step 5: Solve for x
    x = 9,029,256,478.63/108,209.04
  6. Step 6: Final answer
    x = 83,442.72

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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.