Home / 165,038.75-247,589.94-70,267.18

Finding the Fourth Proportional to 165,038.75, 247,589.94 and 70,267.18

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Solution

The fourth proportional to 165,038.75, 247,589.94 and 70,267.18 is: 105,414.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,038.75 : 247,589.94 = 70,267.18 : x
  2. Step 2: Convert to fraction form
    165,038.75/247,589.94 = 70,267.18/x
  3. Step 3: Cross multiply
    165,038.75x = 247,589.94 × 70,267.18
  4. Step 4: Simplify right side
    165,038.75x = 17,397,445,642.22
  5. Step 5: Solve for x
    x = 17,397,445,642.22/165,038.75
  6. Step 6: Final answer
    x = 105,414.31

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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.