Home / 88,213.57-132,320.14-38,287.19

Finding the Fourth Proportional to 88,213.57, 132,320.14 and 38,287.19

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Solution

The fourth proportional to 88,213.57, 132,320.14 and 38,287.19 is: 57,430.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,213.57 : 132,320.14 = 38,287.19 : x
  2. Step 2: Convert to fraction form
    88,213.57/132,320.14 = 38,287.19/x
  3. Step 3: Cross multiply
    88,213.57x = 132,320.14 × 38,287.19
  4. Step 4: Simplify right side
    88,213.57x = 5,066,166,341.01
  5. Step 5: Solve for x
    x = 5,066,166,341.01/88,213.57
  6. Step 6: Final answer
    x = 57,430.69

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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.