Home / 96,140.90-144,085.86-69,576.35

Finding the Fourth Proportional to 96,140.90, 144,085.86 and 69,576.35

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Solution

The fourth proportional to 96,140.90, 144,085.86 and 69,576.35 is: 104,273.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,140.90 : 144,085.86 = 69,576.35 : x
  2. Step 2: Convert to fraction form
    96,140.90/144,085.86 = 69,576.35/x
  3. Step 3: Cross multiply
    96,140.90x = 144,085.86 × 69,576.35
  4. Step 4: Simplify right side
    96,140.90x = 10,024,967,504.98
  5. Step 5: Solve for x
    x = 10,024,967,504.98/96,140.90
  6. Step 6: Final answer
    x = 104,273.70

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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.