Home / 83,309.13-114,963.73-47,510.66

Finding the Fourth Proportional to 83,309.13, 114,963.73 and 47,510.66

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Solution

The fourth proportional to 83,309.13, 114,963.73 and 47,510.66 is: 65,563.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,309.13 : 114,963.73 = 47,510.66 : x
  2. Step 2: Convert to fraction form
    83,309.13/114,963.73 = 47,510.66/x
  3. Step 3: Cross multiply
    83,309.13x = 114,963.73 × 47,510.66
  4. Step 4: Simplify right side
    83,309.13x = 5,462,002,688.36
  5. Step 5: Solve for x
    x = 5,462,002,688.36/83,309.13
  6. Step 6: Final answer
    x = 65,563.07

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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.