Home / 142,889.92-214,259.02-48,088.49

Finding the Fourth Proportional to 142,889.92, 214,259.02 and 48,088.49

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Solution

The fourth proportional to 142,889.92, 214,259.02 and 48,088.49 is: 72,107.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,889.92 : 214,259.02 = 48,088.49 : x
  2. Step 2: Convert to fraction form
    142,889.92/214,259.02 = 48,088.49/x
  3. Step 3: Cross multiply
    142,889.92x = 214,259.02 × 48,088.49
  4. Step 4: Simplify right side
    142,889.92x = 10,303,391,819.66
  5. Step 5: Solve for x
    x = 10,303,391,819.66/142,889.92
  6. Step 6: Final answer
    x = 72,107.20

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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.