Home / 236,909.06-326,903-152,140.94

Finding the Fourth Proportional to 236,909.06, 326,903 and 152,140.94

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Solution

The fourth proportional to 236,909.06, 326,903 and 152,140.94 is: 209,934.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,909.06 : 326,903 = 152,140.94 : x
  2. Step 2: Convert to fraction form
    236,909.06/326,903 = 152,140.94/x
  3. Step 3: Cross multiply
    236,909.06x = 326,903 × 152,140.94
  4. Step 4: Simplify right side
    236,909.06x = 49,735,329,708.82
  5. Step 5: Solve for x
    x = 49,735,329,708.82/236,909.06
  6. Step 6: Final answer
    x = 209,934.27

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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.