Home / 108,610.07-149,886.05-60,864.21

Finding the Fourth Proportional to 108,610.07, 149,886.05 and 60,864.21

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Solution

The fourth proportional to 108,610.07, 149,886.05 and 60,864.21 is: 83,994.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,610.07 : 149,886.05 = 60,864.21 : x
  2. Step 2: Convert to fraction form
    108,610.07/149,886.05 = 60,864.21/x
  3. Step 3: Cross multiply
    108,610.07x = 149,886.05 × 60,864.21
  4. Step 4: Simplify right side
    108,610.07x = 9,122,695,718.95
  5. Step 5: Solve for x
    x = 9,122,695,718.95/108,610.07
  6. Step 6: Final answer
    x = 83,994.94

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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.