Home / 127,554.32-176,022.24-73,841.60

Finding the Fourth Proportional to 127,554.32, 176,022.24 and 73,841.60

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Solution

The fourth proportional to 127,554.32, 176,022.24 and 73,841.60 is: 101,899.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,554.32 : 176,022.24 = 73,841.60 : x
  2. Step 2: Convert to fraction form
    127,554.32/176,022.24 = 73,841.60/x
  3. Step 3: Cross multiply
    127,554.32x = 176,022.24 × 73,841.60
  4. Step 4: Simplify right side
    127,554.32x = 12,997,763,837.18
  5. Step 5: Solve for x
    x = 12,997,763,837.18/127,554.32
  6. Step 6: Final answer
    x = 101,899.83

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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.