Home / 58,806.20-81,153.06-31,948.76

Finding the Fourth Proportional to 58,806.20, 81,153.06 and 31,948.76

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Solution

The fourth proportional to 58,806.20, 81,153.06 and 31,948.76 is: 44,089.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,806.20 : 81,153.06 = 31,948.76 : x
  2. Step 2: Convert to fraction form
    58,806.20/81,153.06 = 31,948.76/x
  3. Step 3: Cross multiply
    58,806.20x = 81,153.06 × 31,948.76
  4. Step 4: Simplify right side
    58,806.20x = 2,592,739,637.21
  5. Step 5: Solve for x
    x = 2,592,739,637.21/58,806.20
  6. Step 6: Final answer
    x = 44,089.56

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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.