Home / 107,349.71-148,175.28-67,037.81

Finding the Fourth Proportional to 107,349.71, 148,175.28 and 67,037.81

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Solution

The fourth proportional to 107,349.71, 148,175.28 and 67,037.81 is: 92,532.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,349.71 : 148,175.28 = 67,037.81 : x
  2. Step 2: Convert to fraction form
    107,349.71/148,175.28 = 67,037.81/x
  3. Step 3: Cross multiply
    107,349.71x = 148,175.28 × 67,037.81
  4. Step 4: Simplify right side
    107,349.71x = 9,933,345,526.46
  5. Step 5: Solve for x
    x = 9,933,345,526.46/107,349.71
  6. Step 6: Final answer
    x = 92,532.58

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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.