Home / 58,708.03-81,017.11-31,850.53

Finding the Fourth Proportional to 58,708.03, 81,017.11 and 31,850.53

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Solution

The fourth proportional to 58,708.03, 81,017.11 and 31,850.53 is: 43,953.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,708.03 : 81,017.11 = 31,850.53 : x
  2. Step 2: Convert to fraction form
    58,708.03/81,017.11 = 31,850.53/x
  3. Step 3: Cross multiply
    58,708.03x = 81,017.11 × 31,850.53
  4. Step 4: Simplify right side
    58,708.03x = 2,580,437,892.57
  5. Step 5: Solve for x
    x = 2,580,437,892.57/58,708.03
  6. Step 6: Final answer
    x = 43,953.75

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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.