Home / 161,528.80-242,293.20-99,234.40

Finding the Fourth Proportional to 161,528.80, 242,293.20 and 99,234.40

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Solution

The fourth proportional to 161,528.80, 242,293.20 and 99,234.40 is: 148,851.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,528.80 : 242,293.20 = 99,234.40 : x
  2. Step 2: Convert to fraction form
    161,528.80/242,293.20 = 99,234.40/x
  3. Step 3: Cross multiply
    161,528.80x = 242,293.20 × 99,234.40
  4. Step 4: Simplify right side
    161,528.80x = 24,043,820,326.08
  5. Step 5: Solve for x
    x = 24,043,820,326.08/161,528.80
  6. Step 6: Final answer
    x = 148,851.60

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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.