Home / 77,520.48-116,159.76-61,933.92

Finding the Fourth Proportional to 77,520.48, 116,159.76 and 61,933.92

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Solution

The fourth proportional to 77,520.48, 116,159.76 and 61,933.92 is: 92,804.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,520.48 : 116,159.76 = 61,933.92 : x
  2. Step 2: Convert to fraction form
    77,520.48/116,159.76 = 61,933.92/x
  3. Step 3: Cross multiply
    77,520.48x = 116,159.76 × 61,933.92
  4. Step 4: Simplify right side
    77,520.48x = 7,194,229,283.06
  5. Step 5: Solve for x
    x = 7,194,229,283.06/77,520.48
  6. Step 6: Final answer
    x = 92,804.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.