Home / 124,642.30-171,799.56-88,297.18

Finding the Fourth Proportional to 124,642.30, 171,799.56 and 88,297.18

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Solution

The fourth proportional to 124,642.30, 171,799.56 and 88,297.18 is: 121,703.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,642.30 : 171,799.56 = 88,297.18 : x
  2. Step 2: Convert to fraction form
    124,642.30/171,799.56 = 88,297.18/x
  3. Step 3: Cross multiply
    124,642.30x = 171,799.56 × 88,297.18
  4. Step 4: Simplify right side
    124,642.30x = 15,169,416,574.86
  5. Step 5: Solve for x
    x = 15,169,416,574.86/124,642.30
  6. Step 6: Final answer
    x = 121,703.60

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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.