Home / 63,979.23-88,291.46-35,686.74

Finding the Fourth Proportional to 63,979.23, 88,291.46 and 35,686.74

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Solution

The fourth proportional to 63,979.23, 88,291.46 and 35,686.74 is: 49,247.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,979.23 : 88,291.46 = 35,686.74 : x
  2. Step 2: Convert to fraction form
    63,979.23/88,291.46 = 35,686.74/x
  3. Step 3: Cross multiply
    63,979.23x = 88,291.46 × 35,686.74
  4. Step 4: Simplify right side
    63,979.23x = 3,150,834,198.81
  5. Step 5: Solve for x
    x = 3,150,834,198.81/63,979.23
  6. Step 6: Final answer
    x = 49,247.77

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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.