Home / 108,301.08-149,455.08-60,554.28

Finding the Fourth Proportional to 108,301.08, 149,455.08 and 60,554.28

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Solution

The fourth proportional to 108,301.08, 149,455.08 and 60,554.28 is: 83,564.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,301.08 : 149,455.08 = 60,554.28 : x
  2. Step 2: Convert to fraction form
    108,301.08/149,455.08 = 60,554.28/x
  3. Step 3: Cross multiply
    108,301.08x = 149,455.08 × 60,554.28
  4. Step 4: Simplify right side
    108,301.08x = 9,050,144,761.74
  5. Step 5: Solve for x
    x = 9,050,144,761.74/108,301.08
  6. Step 6: Final answer
    x = 83,564.68

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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.