Home / 173,460.10-259,801.35-142,356.10

Finding the Fourth Proportional to 173,460.10, 259,801.35 and 142,356.10

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Solution

The fourth proportional to 173,460.10, 259,801.35 and 142,356.10 is: 213,215.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,460.10 : 259,801.35 = 142,356.10 : x
  2. Step 2: Convert to fraction form
    173,460.10/259,801.35 = 142,356.10/x
  3. Step 3: Cross multiply
    173,460.10x = 259,801.35 × 142,356.10
  4. Step 4: Simplify right side
    173,460.10x = 36,984,306,960.74
  5. Step 5: Solve for x
    x = 36,984,306,960.74/173,460.10
  6. Step 6: Final answer
    x = 213,215.07

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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.