Home / 162,708.59-243,642.34-112,263.16

Finding the Fourth Proportional to 162,708.59, 243,642.34 and 112,263.16

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Solution

The fourth proportional to 162,708.59, 243,642.34 and 112,263.16 is: 168,104.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,708.59 : 243,642.34 = 112,263.16 : x
  2. Step 2: Convert to fraction form
    162,708.59/243,642.34 = 112,263.16/x
  3. Step 3: Cross multiply
    162,708.59x = 243,642.34 × 112,263.16
  4. Step 4: Simplify right side
    162,708.59x = 27,352,058,717.54
  5. Step 5: Solve for x
    x = 27,352,058,717.54/162,708.59
  6. Step 6: Final answer
    x = 168,104.58

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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.