Home / 108,510.12-149,740.54-60,110.10

Finding the Fourth Proportional to 108,510.12, 149,740.54 and 60,110.10

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Solution

The fourth proportional to 108,510.12, 149,740.54 and 60,110.10 is: 82,950.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,510.12 : 149,740.54 = 60,110.10 : x
  2. Step 2: Convert to fraction form
    108,510.12/149,740.54 = 60,110.10/x
  3. Step 3: Cross multiply
    108,510.12x = 149,740.54 × 60,110.10
  4. Step 4: Simplify right side
    108,510.12x = 9,000,918,683.18
  5. Step 5: Solve for x
    x = 9,000,918,683.18/108,510.12
  6. Step 6: Final answer
    x = 82,950.04

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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.