Home / 85,734.36-118,319.04-48,011.04

Finding the Fourth Proportional to 85,734.36, 118,319.04 and 48,011.04

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Solution

The fourth proportional to 85,734.36, 118,319.04 and 48,011.04 is: 66,258.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,734.36 : 118,319.04 = 48,011.04 : x
  2. Step 2: Convert to fraction form
    85,734.36/118,319.04 = 48,011.04/x
  3. Step 3: Cross multiply
    85,734.36x = 118,319.04 × 48,011.04
  4. Step 4: Simplify right side
    85,734.36x = 5,680,620,162.20
  5. Step 5: Solve for x
    x = 5,680,620,162.20/85,734.36
  6. Step 6: Final answer
    x = 66,258.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.