Home / 162,209.54-223,833.16-90,588.02

Finding the Fourth Proportional to 162,209.54, 223,833.16 and 90,588.02

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Solution

The fourth proportional to 162,209.54, 223,833.16 and 90,588.02 is: 125,002.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,209.54 : 223,833.16 = 90,588.02 : x
  2. Step 2: Convert to fraction form
    162,209.54/223,833.16 = 90,588.02/x
  3. Step 3: Cross multiply
    162,209.54x = 223,833.16 × 90,588.02
  4. Step 4: Simplify right side
    162,209.54x = 20,276,602,774.74
  5. Step 5: Solve for x
    x = 20,276,602,774.74/162,209.54
  6. Step 6: Final answer
    x = 125,002.53

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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.