Home / 162,207.90-223,845.93-90,588.06

Finding the Fourth Proportional to 162,207.90, 223,845.93 and 90,588.06

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Solution

The fourth proportional to 162,207.90, 223,845.93 and 90,588.06 is: 125,010.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,207.90 : 223,845.93 = 90,588.06 : x
  2. Step 2: Convert to fraction form
    162,207.90/223,845.93 = 90,588.06/x
  3. Step 3: Cross multiply
    162,207.90x = 223,845.93 × 90,588.06
  4. Step 4: Simplify right side
    162,207.90x = 20,277,768,537.60
  5. Step 5: Solve for x
    x = 20,277,768,537.60/162,207.90
  6. Step 6: Final answer
    x = 125,010.98

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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.