Home / 71,299.07-98,303.40-45,760.38

Finding the Fourth Proportional to 71,299.07, 98,303.40 and 45,760.38

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Solution

The fourth proportional to 71,299.07, 98,303.40 and 45,760.38 is: 63,092.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,299.07 : 98,303.40 = 45,760.38 : x
  2. Step 2: Convert to fraction form
    71,299.07/98,303.40 = 45,760.38/x
  3. Step 3: Cross multiply
    71,299.07x = 98,303.40 × 45,760.38
  4. Step 4: Simplify right side
    71,299.07x = 4,498,400,939.29
  5. Step 5: Solve for x
    x = 4,498,400,939.29/71,299.07
  6. Step 6: Final answer
    x = 63,092.00

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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.