Home / 247,532.36-371,475.45-105,477.12

Finding the Fourth Proportional to 247,532.36, 371,475.45 and 105,477.12

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Solution

The fourth proportional to 247,532.36, 371,475.45 and 105,477.12 is: 158,291.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,532.36 : 371,475.45 = 105,477.12 : x
  2. Step 2: Convert to fraction form
    247,532.36/371,475.45 = 105,477.12/x
  3. Step 3: Cross multiply
    247,532.36x = 371,475.45 × 105,477.12
  4. Step 4: Simplify right side
    247,532.36x = 39,182,160,616.70
  5. Step 5: Solve for x
    x = 39,182,160,616.70/247,532.36
  6. Step 6: Final answer
    x = 158,291.07

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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.