Home / 293,189.10-439,775.55-93,521.40

Finding the Fourth Proportional to 293,189.10, 439,775.55 and 93,521.40

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Solution

The fourth proportional to 293,189.10, 439,775.55 and 93,521.40 is: 140,279.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,189.10 : 439,775.55 = 93,521.40 : x
  2. Step 2: Convert to fraction form
    293,189.10/439,775.55 = 93,521.40/x
  3. Step 3: Cross multiply
    293,189.10x = 439,775.55 × 93,521.40
  4. Step 4: Simplify right side
    293,189.10x = 41,128,425,121.77
  5. Step 5: Solve for x
    x = 41,128,425,121.77/293,189.10
  6. Step 6: Final answer
    x = 140,279.52

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1.5x scale

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.