Home / 180,460.08-270,534.60-87,031.44

Finding the Fourth Proportional to 180,460.08, 270,534.60 and 87,031.44

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Solution

The fourth proportional to 180,460.08, 270,534.60 and 87,031.44 is: 130,472.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,460.08 : 270,534.60 = 87,031.44 : x
  2. Step 2: Convert to fraction form
    180,460.08/270,534.60 = 87,031.44/x
  3. Step 3: Cross multiply
    180,460.08x = 270,534.60 × 87,031.44
  4. Step 4: Simplify right side
    180,460.08x = 23,545,015,807.82
  5. Step 5: Solve for x
    x = 23,545,015,807.82/180,460.08
  6. Step 6: Final answer
    x = 130,472.16

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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.