Home / 173,460.90-260,018.55-79,803.30

Finding the Fourth Proportional to 173,460.90, 260,018.55 and 79,803.30

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Solution

The fourth proportional to 173,460.90, 260,018.55 and 79,803.30 is: 119,625.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,460.90 : 260,018.55 = 79,803.30 : x
  2. Step 2: Convert to fraction form
    173,460.90/260,018.55 = 79,803.30/x
  3. Step 3: Cross multiply
    173,460.90x = 260,018.55 × 79,803.30
  4. Step 4: Simplify right side
    173,460.90x = 20,750,338,351.22
  5. Step 5: Solve for x
    x = 20,750,338,351.22/173,460.90
  6. Step 6: Final answer
    x = 119,625.45

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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.