Home / 257,118.59-385,926.65-124,092.50

Finding the Fourth Proportional to 257,118.59, 385,926.65 and 124,092.50

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Solution

The fourth proportional to 257,118.59, 385,926.65 and 124,092.50 is: 186,258.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    257,118.59 : 385,926.65 = 124,092.50 : x
  2. Step 2: Convert to fraction form
    257,118.59/385,926.65 = 124,092.50/x
  3. Step 3: Cross multiply
    257,118.59x = 385,926.65 × 124,092.50
  4. Step 4: Simplify right side
    257,118.59x = 47,890,600,265.03
  5. Step 5: Solve for x
    x = 47,890,600,265.03/257,118.59
  6. Step 6: Final answer
    x = 186,258.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.