Home / 162,267.36-223,920.96-90,633.12

Finding the Fourth Proportional to 162,267.36, 223,920.96 and 90,633.12

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Solution

The fourth proportional to 162,267.36, 223,920.96 and 90,633.12 is: 125,069.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,267.36 : 223,920.96 = 90,633.12 : x
  2. Step 2: Convert to fraction form
    162,267.36/223,920.96 = 90,633.12/x
  3. Step 3: Cross multiply
    162,267.36x = 223,920.96 × 90,633.12
  4. Step 4: Simplify right side
    162,267.36x = 20,294,655,238.20
  5. Step 5: Solve for x
    x = 20,294,655,238.20/162,267.36
  6. Step 6: Final answer
    x = 125,069.24

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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.