Home / 77,243.79-106,596.71-43,253.76

Finding the Fourth Proportional to 77,243.79, 106,596.71 and 43,253.76

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Solution

The fourth proportional to 77,243.79, 106,596.71 and 43,253.76 is: 59,690.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,243.79 : 106,596.71 = 43,253.76 : x
  2. Step 2: Convert to fraction form
    77,243.79/106,596.71 = 43,253.76/x
  3. Step 3: Cross multiply
    77,243.79x = 106,596.71 × 43,253.76
  4. Step 4: Simplify right side
    77,243.79x = 4,610,708,294.86
  5. Step 5: Solve for x
    x = 4,610,708,294.86/77,243.79
  6. Step 6: Final answer
    x = 59,690.34

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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.