Home / 169,877.09-234,416.35-98,261.75

Finding the Fourth Proportional to 169,877.09, 234,416.35 and 98,261.75

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Solution

The fourth proportional to 169,877.09, 234,416.35 and 98,261.75 is: 135,593.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,877.09 : 234,416.35 = 98,261.75 : x
  2. Step 2: Convert to fraction form
    169,877.09/234,416.35 = 98,261.75/x
  3. Step 3: Cross multiply
    169,877.09x = 234,416.35 × 98,261.75
  4. Step 4: Simplify right side
    169,877.09x = 23,034,160,779.61
  5. Step 5: Solve for x
    x = 23,034,160,779.61/169,877.09
  6. Step 6: Final answer
    x = 135,593.10

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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.