Home / 88,104.10-121,523.46-56,258.65

Finding the Fourth Proportional to 88,104.10, 121,523.46 and 56,258.65

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Solution

The fourth proportional to 88,104.10, 121,523.46 and 56,258.65 is: 77,598.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,104.10 : 121,523.46 = 56,258.65 : x
  2. Step 2: Convert to fraction form
    88,104.10/121,523.46 = 56,258.65/x
  3. Step 3: Cross multiply
    88,104.10x = 121,523.46 × 56,258.65
  4. Step 4: Simplify right side
    88,104.10x = 6,836,745,802.93
  5. Step 5: Solve for x
    x = 6,836,745,802.93/88,104.10
  6. Step 6: Final answer
    x = 77,598.50

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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.