Home / 42,479.04-63,360.09-36,888.42

Finding the Fourth Proportional to 42,479.04, 63,360.09 and 36,888.42

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Solution

The fourth proportional to 42,479.04, 63,360.09 and 36,888.42 is: 55,021.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,479.04 : 63,360.09 = 36,888.42 : x
  2. Step 2: Convert to fraction form
    42,479.04/63,360.09 = 36,888.42/x
  3. Step 3: Cross multiply
    42,479.04x = 63,360.09 × 36,888.42
  4. Step 4: Simplify right side
    42,479.04x = 2,337,253,611.16
  5. Step 5: Solve for x
    x = 2,337,253,611.16/42,479.04
  6. Step 6: Final answer
    x = 55,021.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.