Home / 52,357.42-72,247.84-31,132.59

Finding the Fourth Proportional to 52,357.42, 72,247.84 and 31,132.59

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Solution

The fourth proportional to 52,357.42, 72,247.84 and 31,132.59 is: 42,959.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,357.42 : 72,247.84 = 31,132.59 : x
  2. Step 2: Convert to fraction form
    52,357.42/72,247.84 = 31,132.59/x
  3. Step 3: Cross multiply
    52,357.42x = 72,247.84 × 31,132.59
  4. Step 4: Simplify right side
    52,357.42x = 2,249,262,381.11
  5. Step 5: Solve for x
    x = 2,249,262,381.11/52,357.42
  6. Step 6: Final answer
    x = 42,959.76

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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.