Home / 70,424.09-97,187.61-38,592.71

Finding the Fourth Proportional to 70,424.09, 97,187.61 and 38,592.71

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Solution

The fourth proportional to 70,424.09, 97,187.61 and 38,592.71 is: 53,259.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,424.09 : 97,187.61 = 38,592.71 : x
  2. Step 2: Convert to fraction form
    70,424.09/97,187.61 = 38,592.71/x
  3. Step 3: Cross multiply
    70,424.09x = 97,187.61 × 38,592.71
  4. Step 4: Simplify right side
    70,424.09x = 3,750,732,762.39
  5. Step 5: Solve for x
    x = 3,750,732,762.39/70,424.09
  6. Step 6: Final answer
    x = 53,259.23

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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.