Home / 115,226.60-159,086.10-94,056.20

Finding the Fourth Proportional to 115,226.60, 159,086.10 and 94,056.20

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Solution

The fourth proportional to 115,226.60, 159,086.10 and 94,056.20 is: 129,857.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,226.60 : 159,086.10 = 94,056.20 : x
  2. Step 2: Convert to fraction form
    115,226.60/159,086.10 = 94,056.20/x
  3. Step 3: Cross multiply
    115,226.60x = 159,086.10 × 94,056.20
  4. Step 4: Simplify right side
    115,226.60x = 14,963,034,038.82
  5. Step 5: Solve for x
    x = 14,963,034,038.82/115,226.60
  6. Step 6: Final answer
    x = 129,857.46

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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.