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Finding the Fourth Proportional to 83,235.99, 114,865.66 and 45,510.24

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Solution

The fourth proportional to 83,235.99, 114,865.66 and 45,510.24 is: 62,804.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,235.99 : 114,865.66 = 45,510.24 : x
  2. Step 2: Convert to fraction form
    83,235.99/114,865.66 = 45,510.24/x
  3. Step 3: Cross multiply
    83,235.99x = 114,865.66 × 45,510.24
  4. Step 4: Simplify right side
    83,235.99x = 5,227,563,580.97
  5. Step 5: Solve for x
    x = 5,227,563,580.97/83,235.99
  6. Step 6: Final answer
    x = 62,804.13

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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.