Home / 63,386.28-87,479.13-35,091.96

Finding the Fourth Proportional to 63,386.28, 87,479.13 and 35,091.96

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Solution

The fourth proportional to 63,386.28, 87,479.13 and 35,091.96 is: 48,430.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,386.28 : 87,479.13 = 35,091.96 : x
  2. Step 2: Convert to fraction form
    63,386.28/87,479.13 = 35,091.96/x
  3. Step 3: Cross multiply
    63,386.28x = 87,479.13 × 35,091.96
  4. Step 4: Simplify right side
    63,386.28x = 3,069,814,130.79
  5. Step 5: Solve for x
    x = 3,069,814,130.79/63,386.28
  6. Step 6: Final answer
    x = 48,430.26

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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.