Home / 116,344.20-160,570.14-71,012.76

Finding the Fourth Proportional to 116,344.20, 160,570.14 and 71,012.76

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Solution

The fourth proportional to 116,344.20, 160,570.14 and 71,012.76 is: 98,006.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,344.20 : 160,570.14 = 71,012.76 : x
  2. Step 2: Convert to fraction form
    116,344.20/160,570.14 = 71,012.76/x
  3. Step 3: Cross multiply
    116,344.20x = 160,570.14 × 71,012.76
  4. Step 4: Simplify right side
    116,344.20x = 11,402,528,814.99
  5. Step 5: Solve for x
    x = 11,402,528,814.99/116,344.20
  6. Step 6: Final answer
    x = 98,006.85

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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.