Home / 107,350.56-160,302.96-87,668.16

Finding the Fourth Proportional to 107,350.56, 160,302.96 and 87,668.16

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Solution

The fourth proportional to 107,350.56, 160,302.96 and 87,668.16 is: 130,911.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,350.56 : 160,302.96 = 87,668.16 : x
  2. Step 2: Convert to fraction form
    107,350.56/160,302.96 = 87,668.16/x
  3. Step 3: Cross multiply
    107,350.56x = 160,302.96 × 87,668.16
  4. Step 4: Simplify right side
    107,350.56x = 14,053,465,545.75
  5. Step 5: Solve for x
    x = 14,053,465,545.75/107,350.56
  6. Step 6: Final answer
    x = 130,911.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.