Home / 88,359.66-121,925.25-59,741.55

Finding the Fourth Proportional to 88,359.66, 121,925.25 and 59,741.55

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Solution

The fourth proportional to 88,359.66, 121,925.25 and 59,741.55 is: 82,435.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,359.66 : 121,925.25 = 59,741.55 : x
  2. Step 2: Convert to fraction form
    88,359.66/121,925.25 = 59,741.55/x
  3. Step 3: Cross multiply
    88,359.66x = 121,925.25 × 59,741.55
  4. Step 4: Simplify right side
    88,359.66x = 7,284,003,419.14
  5. Step 5: Solve for x
    x = 7,284,003,419.14/88,359.66
  6. Step 6: Final answer
    x = 82,435.85

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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.