Home / 77,341.06-106,782.06-59,403.97

Finding the Fourth Proportional to 77,341.06, 106,782.06 and 59,403.97

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Solution

The fourth proportional to 77,341.06, 106,782.06 and 59,403.97 is: 82,016.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,341.06 : 106,782.06 = 59,403.97 : x
  2. Step 2: Convert to fraction form
    77,341.06/106,782.06 = 59,403.97/x
  3. Step 3: Cross multiply
    77,341.06x = 106,782.06 × 59,403.97
  4. Step 4: Simplify right side
    77,341.06x = 6,343,278,288.78
  5. Step 5: Solve for x
    x = 6,343,278,288.78/77,341.06
  6. Step 6: Final answer
    x = 82,016.96

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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.