Home / 124,234.74-171,482.63-70,555.50

Finding the Fourth Proportional to 124,234.74, 171,482.63 and 70,555.50

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Solution

The fourth proportional to 124,234.74, 171,482.63 and 70,555.50 is: 97,388.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,234.74 : 171,482.63 = 70,555.50 : x
  2. Step 2: Convert to fraction form
    124,234.74/171,482.63 = 70,555.50/x
  3. Step 3: Cross multiply
    124,234.74x = 171,482.63 × 70,555.50
  4. Step 4: Simplify right side
    124,234.74x = 12,099,042,700.97
  5. Step 5: Solve for x
    x = 12,099,042,700.97/124,234.74
  6. Step 6: Final answer
    x = 97,388.56

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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.