Home / 251,492.75-346,884.32-170,780.15

Finding the Fourth Proportional to 251,492.75, 346,884.32 and 170,780.15

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Solution

The fourth proportional to 251,492.75, 346,884.32 and 170,780.15 is: 235,557.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,492.75 : 346,884.32 = 170,780.15 : x
  2. Step 2: Convert to fraction form
    251,492.75/346,884.32 = 170,780.15/x
  3. Step 3: Cross multiply
    251,492.75x = 346,884.32 × 170,780.15
  4. Step 4: Simplify right side
    251,492.75x = 59,240,955,545.18
  5. Step 5: Solve for x
    x = 59,240,955,545.18/251,492.75
  6. Step 6: Final answer
    x = 235,557.31

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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.