Home / 108,060.04-149,109.10-60,315.40

Finding the Fourth Proportional to 108,060.04, 149,109.10 and 60,315.40

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Solution

The fourth proportional to 108,060.04, 149,109.10 and 60,315.40 is: 83,227.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,060.04 : 149,109.10 = 60,315.40 : x
  2. Step 2: Convert to fraction form
    108,060.04/149,109.10 = 60,315.40/x
  3. Step 3: Cross multiply
    108,060.04x = 149,109.10 × 60,315.40
  4. Step 4: Simplify right side
    108,060.04x = 8,993,575,385.01
  5. Step 5: Solve for x
    x = 8,993,575,385.01/108,060.04
  6. Step 6: Final answer
    x = 83,227.58

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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.