Home / 283,332.24-391,001.09-156,012.39

Finding the Fourth Proportional to 283,332.24, 391,001.09 and 156,012.39

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Solution

The fourth proportional to 283,332.24, 391,001.09 and 156,012.39 is: 215,298.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,332.24 : 391,001.09 = 156,012.39 : x
  2. Step 2: Convert to fraction form
    283,332.24/391,001.09 = 156,012.39/x
  3. Step 3: Cross multiply
    283,332.24x = 391,001.09 × 156,012.39
  4. Step 4: Simplify right side
    283,332.24x = 61,001,014,543.51
  5. Step 5: Solve for x
    x = 61,001,014,543.51/283,332.24
  6. Step 6: Final answer
    x = 215,298.53

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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.