Home / 155,808.18-233,712.81-45,000.18

Finding the Fourth Proportional to 155,808.18, 233,712.81 and 45,000.18

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Solution

The fourth proportional to 155,808.18, 233,712.81 and 45,000.18 is: 67,500.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,808.18 : 233,712.81 = 45,000.18 : x
  2. Step 2: Convert to fraction form
    155,808.18/233,712.81 = 45,000.18/x
  3. Step 3: Cross multiply
    155,808.18x = 233,712.81 × 45,000.18
  4. Step 4: Simplify right side
    155,808.18x = 10,517,118,518.31
  5. Step 5: Solve for x
    x = 10,517,118,518.31/155,808.18
  6. Step 6: Final answer
    x = 67,500.43

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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.