Home / 127,656.96-176,165.12-70,295.09

Finding the Fourth Proportional to 127,656.96, 176,165.12 and 70,295.09

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Solution

The fourth proportional to 127,656.96, 176,165.12 and 70,295.09 is: 97,006.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,656.96 : 176,165.12 = 70,295.09 : x
  2. Step 2: Convert to fraction form
    127,656.96/176,165.12 = 70,295.09/x
  3. Step 3: Cross multiply
    127,656.96x = 176,165.12 × 70,295.09
  4. Step 4: Simplify right side
    127,656.96x = 12,383,542,349.11
  5. Step 5: Solve for x
    x = 12,383,542,349.11/127,656.96
  6. Step 6: Final answer
    x = 97,006.40

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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.