Home / 107,368.81-148,190.72-62,048.70

Finding the Fourth Proportional to 107,368.81, 148,190.72 and 62,048.70

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Solution

The fourth proportional to 107,368.81, 148,190.72 and 62,048.70 is: 85,639.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,368.81 : 148,190.72 = 62,048.70 : x
  2. Step 2: Convert to fraction form
    107,368.81/148,190.72 = 62,048.70/x
  3. Step 3: Cross multiply
    107,368.81x = 148,190.72 × 62,048.70
  4. Step 4: Simplify right side
    107,368.81x = 9,195,041,217.82
  5. Step 5: Solve for x
    x = 9,195,041,217.82/107,368.81
  6. Step 6: Final answer
    x = 85,639.78

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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.