Home / 162,680.13-243,702.38-112,070.23

Finding the Fourth Proportional to 162,680.13, 243,702.38 and 112,070.23

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Solution

The fourth proportional to 162,680.13, 243,702.38 and 112,070.23 is: 167,886.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,680.13 : 243,702.38 = 112,070.23 : x
  2. Step 2: Convert to fraction form
    162,680.13/243,702.38 = 112,070.23/x
  3. Step 3: Cross multiply
    162,680.13x = 243,702.38 × 112,070.23
  4. Step 4: Simplify right side
    162,680.13x = 27,311,781,449.07
  5. Step 5: Solve for x
    x = 27,311,781,449.07/162,680.13
  6. Step 6: Final answer
    x = 167,886.40

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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.