Home / 71,348.77-98,527.49-53,412.64

Finding the Fourth Proportional to 71,348.77, 98,527.49 and 53,412.64

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Solution

The fourth proportional to 71,348.77, 98,527.49 and 53,412.64 is: 73,758.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,348.77 : 98,527.49 = 53,412.64 : x
  2. Step 2: Convert to fraction form
    71,348.77/98,527.49 = 53,412.64/x
  3. Step 3: Cross multiply
    71,348.77x = 98,527.49 × 53,412.64
  4. Step 4: Simplify right side
    71,348.77x = 5,262,613,353.47
  5. Step 5: Solve for x
    x = 5,262,613,353.47/71,348.77
  6. Step 6: Final answer
    x = 73,758.99

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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.