Home / 43,140.46-64,726.26-15,064.65

Finding the Fourth Proportional to 43,140.46, 64,726.26 and 15,064.65

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Solution

The fourth proportional to 43,140.46, 64,726.26 and 15,064.65 is: 22,602.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,140.46 : 64,726.26 = 15,064.65 : x
  2. Step 2: Convert to fraction form
    43,140.46/64,726.26 = 15,064.65/x
  3. Step 3: Cross multiply
    43,140.46x = 64,726.26 × 15,064.65
  4. Step 4: Simplify right side
    43,140.46x = 975,078,452.71
  5. Step 5: Solve for x
    x = 975,078,452.71/43,140.46
  6. Step 6: Final answer
    x = 22,602.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.