Home / 83,536.57-115,278.90-47,237.53

Finding the Fourth Proportional to 83,536.57, 115,278.90 and 47,237.53

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Solution

The fourth proportional to 83,536.57, 115,278.90 and 47,237.53 is: 65,186.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,536.57 : 115,278.90 = 47,237.53 : x
  2. Step 2: Convert to fraction form
    83,536.57/115,278.90 = 47,237.53/x
  3. Step 3: Cross multiply
    83,536.57x = 115,278.90 × 47,237.53
  4. Step 4: Simplify right side
    83,536.57x = 5,445,490,247.93
  5. Step 5: Solve for x
    x = 5,445,490,247.93/83,536.57
  6. Step 6: Final answer
    x = 65,186.91

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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.