Home / 98,242.94-147,241.18-42,017.05

Finding the Fourth Proportional to 98,242.94, 147,241.18 and 42,017.05

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Solution

The fourth proportional to 98,242.94, 147,241.18 and 42,017.05 is: 62,972.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,242.94 : 147,241.18 = 42,017.05 : x
  2. Step 2: Convert to fraction form
    98,242.94/147,241.18 = 42,017.05/x
  3. Step 3: Cross multiply
    98,242.94x = 147,241.18 × 42,017.05
  4. Step 4: Simplify right side
    98,242.94x = 6,186,639,075.83
  5. Step 5: Solve for x
    x = 6,186,639,075.83/98,242.94
  6. Step 6: Final answer
    x = 62,972.86

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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.