Home / 97,005.60-133,856.88-54,563.20

Finding the Fourth Proportional to 97,005.60, 133,856.88 and 54,563.20

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Solution

The fourth proportional to 97,005.60, 133,856.88 and 54,563.20 is: 75,291.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,005.60 : 133,856.88 = 54,563.20 : x
  2. Step 2: Convert to fraction form
    97,005.60/133,856.88 = 54,563.20/x
  3. Step 3: Cross multiply
    97,005.60x = 133,856.88 × 54,563.20
  4. Step 4: Simplify right side
    97,005.60x = 7,303,659,714.82
  5. Step 5: Solve for x
    x = 7,303,659,714.82/97,005.60
  6. Step 6: Final answer
    x = 75,291.11

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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.