Home / 63,008.55-86,953.37-38,800.35

Finding the Fourth Proportional to 63,008.55, 86,953.37 and 38,800.35

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Solution

The fourth proportional to 63,008.55, 86,953.37 and 38,800.35 is: 53,545.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,008.55 : 86,953.37 = 38,800.35 : x
  2. Step 2: Convert to fraction form
    63,008.55/86,953.37 = 38,800.35/x
  3. Step 3: Cross multiply
    63,008.55x = 86,953.37 × 38,800.35
  4. Step 4: Simplify right side
    63,008.55x = 3,373,820,995.68
  5. Step 5: Solve for x
    x = 3,373,820,995.68/63,008.55
  6. Step 6: Final answer
    x = 53,545.45

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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.