Home / 107,386.76-148,182.90-62,700.68

Finding the Fourth Proportional to 107,386.76, 148,182.90 and 62,700.68

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Solution

The fourth proportional to 107,386.76, 148,182.90 and 62,700.68 is: 86,520.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,386.76 : 148,182.90 = 62,700.68 : x
  2. Step 2: Convert to fraction form
    107,386.76/148,182.90 = 62,700.68/x
  3. Step 3: Cross multiply
    107,386.76x = 148,182.90 × 62,700.68
  4. Step 4: Simplify right side
    107,386.76x = 9,291,168,594.37
  5. Step 5: Solve for x
    x = 9,291,168,594.37/107,386.76
  6. Step 6: Final answer
    x = 86,520.62

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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.