Home / 85,512.80-118,004.96-60,056.16

Finding the Fourth Proportional to 85,512.80, 118,004.96 and 60,056.16

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Solution

The fourth proportional to 85,512.80, 118,004.96 and 60,056.16 is: 82,875.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,512.80 : 118,004.96 = 60,056.16 : x
  2. Step 2: Convert to fraction form
    85,512.80/118,004.96 = 60,056.16/x
  3. Step 3: Cross multiply
    85,512.80x = 118,004.96 × 60,056.16
  4. Step 4: Simplify right side
    85,512.80x = 7,086,924,758.55
  5. Step 5: Solve for x
    x = 7,086,924,758.55/85,512.80
  6. Step 6: Final answer
    x = 82,875.60

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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.