Home / 210,712.60-290,759.52-124,674.22

Finding the Fourth Proportional to 210,712.60, 290,759.52 and 124,674.22

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Solution

The fourth proportional to 210,712.60, 290,759.52 and 124,674.22 is: 172,036.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,712.60 : 290,759.52 = 124,674.22 : x
  2. Step 2: Convert to fraction form
    210,712.60/290,759.52 = 124,674.22/x
  3. Step 3: Cross multiply
    210,712.60x = 290,759.52 × 124,674.22
  4. Step 4: Simplify right side
    210,712.60x = 36,250,216,363.57
  5. Step 5: Solve for x
    x = 36,250,216,363.57/210,712.60
  6. Step 6: Final answer
    x = 172,036.30

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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.