Home / 283,417.04-391,133.19-156,092.60

Finding the Fourth Proportional to 283,417.04, 391,133.19 and 156,092.60

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Solution

The fourth proportional to 283,417.04, 391,133.19 and 156,092.60 is: 215,417.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,417.04 : 391,133.19 = 156,092.60 : x
  2. Step 2: Convert to fraction form
    283,417.04/391,133.19 = 156,092.60/x
  3. Step 3: Cross multiply
    283,417.04x = 391,133.19 × 156,092.60
  4. Step 4: Simplify right side
    283,417.04x = 61,052,994,617.73
  5. Step 5: Solve for x
    x = 61,052,994,617.73/283,417.04
  6. Step 6: Final answer
    x = 215,417.52

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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.