Home / 102,875.60-154,280.12-32,738.48

Finding the Fourth Proportional to 102,875.60, 154,280.12 and 32,738.48

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Solution

The fourth proportional to 102,875.60, 154,280.12 and 32,738.48 is: 49,097.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,875.60 : 154,280.12 = 32,738.48 : x
  2. Step 2: Convert to fraction form
    102,875.60/154,280.12 = 32,738.48/x
  3. Step 3: Cross multiply
    102,875.60x = 154,280.12 × 32,738.48
  4. Step 4: Simplify right side
    102,875.60x = 5,050,896,623.02
  5. Step 5: Solve for x
    x = 5,050,896,623.02/102,875.60
  6. Step 6: Final answer
    x = 49,097.13

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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.