Home / 63,154.26-87,152.13-34,859.34

Finding the Fourth Proportional to 63,154.26, 87,152.13 and 34,859.34

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Solution

The fourth proportional to 63,154.26, 87,152.13 and 34,859.34 is: 48,105.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,154.26 : 87,152.13 = 34,859.34 : x
  2. Step 2: Convert to fraction form
    63,154.26/87,152.13 = 34,859.34/x
  3. Step 3: Cross multiply
    63,154.26x = 87,152.13 × 34,859.34
  4. Step 4: Simplify right side
    63,154.26x = 3,038,065,731.39
  5. Step 5: Solve for x
    x = 3,038,065,731.39/63,154.26
  6. Step 6: Final answer
    x = 48,105.48

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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.