Home / 151,805.04-209,508.73-126,266.35

Finding the Fourth Proportional to 151,805.04, 209,508.73 and 126,266.35

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Solution

The fourth proportional to 151,805.04, 209,508.73 and 126,266.35 is: 174,262.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,805.04 : 209,508.73 = 126,266.35 : x
  2. Step 2: Convert to fraction form
    151,805.04/209,508.73 = 126,266.35/x
  3. Step 3: Cross multiply
    151,805.04x = 209,508.73 × 126,266.35
  4. Step 4: Simplify right side
    151,805.04x = 26,453,902,314.57
  5. Step 5: Solve for x
    x = 26,453,902,314.57/151,805.04
  6. Step 6: Final answer
    x = 174,262.34

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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.