Home / 63,556.55-87,707.80-34,876.69

Finding the Fourth Proportional to 63,556.55, 87,707.80 and 34,876.69

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Solution

The fourth proportional to 63,556.55, 87,707.80 and 34,876.69 is: 48,129.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,556.55 : 87,707.80 = 34,876.69 : x
  2. Step 2: Convert to fraction form
    63,556.55/87,707.80 = 34,876.69/x
  3. Step 3: Cross multiply
    63,556.55x = 87,707.80 × 34,876.69
  4. Step 4: Simplify right side
    63,556.55x = 3,058,957,751.18
  5. Step 5: Solve for x
    x = 3,058,957,751.18/63,556.55
  6. Step 6: Final answer
    x = 48,129.70

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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.