Home / 115,225.60-159,084.72-94,055.20

Finding the Fourth Proportional to 115,225.60, 159,084.72 and 94,055.20

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Solution

The fourth proportional to 115,225.60, 159,084.72 and 94,055.20 is: 129,856.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,225.60 : 159,084.72 = 94,055.20 : x
  2. Step 2: Convert to fraction form
    115,225.60/159,084.72 = 94,055.20/x
  3. Step 3: Cross multiply
    115,225.60x = 159,084.72 × 94,055.20
  4. Step 4: Simplify right side
    115,225.60x = 14,962,745,156.54
  5. Step 5: Solve for x
    x = 14,962,745,156.54/115,225.60
  6. Step 6: Final answer
    x = 129,856.08

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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.