Home / 106,041.18-159,061.80-49,840.02

Finding the Fourth Proportional to 106,041.18, 159,061.80 and 49,840.02

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Solution

The fourth proportional to 106,041.18, 159,061.80 and 49,840.02 is: 74,760.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,041.18 : 159,061.80 = 49,840.02 : x
  2. Step 2: Convert to fraction form
    106,041.18/159,061.80 = 49,840.02/x
  3. Step 3: Cross multiply
    106,041.18x = 159,061.80 × 49,840.02
  4. Step 4: Simplify right side
    106,041.18x = 7,927,643,293.24
  5. Step 5: Solve for x
    x = 7,927,643,293.24/106,041.18
  6. Step 6: Final answer
    x = 74,760.04

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.