Home / 210,099.91-289,842.54-124,000.48

Finding the Fourth Proportional to 210,099.91, 289,842.54 and 124,000.48

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Solution

The fourth proportional to 210,099.91, 289,842.54 and 124,000.48 is: 171,064.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,099.91 : 289,842.54 = 124,000.48 : x
  2. Step 2: Convert to fraction form
    210,099.91/289,842.54 = 124,000.48/x
  3. Step 3: Cross multiply
    210,099.91x = 289,842.54 × 124,000.48
  4. Step 4: Simplify right side
    210,099.91x = 35,940,614,084.42
  5. Step 5: Solve for x
    x = 35,940,614,084.42/210,099.91
  6. Step 6: Final answer
    x = 171,064.40

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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.