Home / 98,240.75-147,237.90-42,014.85

Finding the Fourth Proportional to 98,240.75, 147,237.90 and 42,014.85

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Solution

The fourth proportional to 98,240.75, 147,237.90 and 42,014.85 is: 62,969.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,240.75 : 147,237.90 = 42,014.85 : x
  2. Step 2: Convert to fraction form
    98,240.75/147,237.90 = 42,014.85/x
  3. Step 3: Cross multiply
    98,240.75x = 147,237.90 × 42,014.85
  4. Step 4: Simplify right side
    98,240.75x = 6,186,178,637.66
  5. Step 5: Solve for x
    x = 6,186,178,637.66/98,240.75
  6. Step 6: Final answer
    x = 62,969.58

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1.5x scale

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.