Home / 130,047.12-195,078.24-36,560.16

Finding the Fourth Proportional to 130,047.12, 195,078.24 and 36,560.16

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Solution

The fourth proportional to 130,047.12, 195,078.24 and 36,560.16 is: 54,842.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,047.12 : 195,078.24 = 36,560.16 : x
  2. Step 2: Convert to fraction form
    130,047.12/195,078.24 = 36,560.16/x
  3. Step 3: Cross multiply
    130,047.12x = 195,078.24 × 36,560.16
  4. Step 4: Simplify right side
    130,047.12x = 7,132,091,666.92
  5. Step 5: Solve for x
    x = 7,132,091,666.92/130,047.12
  6. Step 6: Final answer
    x = 54,842.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.