Home / 34,169.42-47,159.28-28,494.15

Finding the Fourth Proportional to 34,169.42, 47,159.28 and 28,494.15

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Solution

The fourth proportional to 34,169.42, 47,159.28 and 28,494.15 is: 39,326.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,169.42 : 47,159.28 = 28,494.15 : x
  2. Step 2: Convert to fraction form
    34,169.42/47,159.28 = 28,494.15/x
  3. Step 3: Cross multiply
    34,169.42x = 47,159.28 × 28,494.15
  4. Step 4: Simplify right side
    34,169.42x = 1,343,763,598.21
  5. Step 5: Solve for x
    x = 1,343,763,598.21/34,169.42
  6. Step 6: Final answer
    x = 39,326.50

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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.