Home / 108,109.03-149,188.89-60,363.04

Finding the Fourth Proportional to 108,109.03, 149,188.89 and 60,363.04

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Solution

The fourth proportional to 108,109.03, 149,188.89 and 60,363.04 is: 83,300.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,109.03 : 149,188.89 = 60,363.04 : x
  2. Step 2: Convert to fraction form
    108,109.03/149,188.89 = 60,363.04/x
  3. Step 3: Cross multiply
    108,109.03x = 149,188.89 × 60,363.04
  4. Step 4: Simplify right side
    108,109.03x = 9,005,494,934.63
  5. Step 5: Solve for x
    x = 9,005,494,934.63/108,109.03
  6. Step 6: Final answer
    x = 83,300.12

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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.