Home / 108,688.40-149,998.69-60,295.10

Finding the Fourth Proportional to 108,688.40, 149,998.69 and 60,295.10

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Solution

The fourth proportional to 108,688.40, 149,998.69 and 60,295.10 is: 83,212.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,688.40 : 149,998.69 = 60,295.10 : x
  2. Step 2: Convert to fraction form
    108,688.40/149,998.69 = 60,295.10/x
  3. Step 3: Cross multiply
    108,688.40x = 149,998.69 × 60,295.10
  4. Step 4: Simplify right side
    108,688.40x = 9,044,185,843.38
  5. Step 5: Solve for x
    x = 9,044,185,843.38/108,688.40
  6. Step 6: Final answer
    x = 83,212.06

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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.