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Finding the Fourth Proportional to 155,920.60, 233,492.10 and 124,816.60

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Solution

The fourth proportional to 155,920.60, 233,492.10 and 124,816.60 is: 186,913.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,920.60 : 233,492.10 = 124,816.60 : x
  2. Step 2: Convert to fraction form
    155,920.60/233,492.10 = 124,816.60/x
  3. Step 3: Cross multiply
    155,920.60x = 233,492.10 × 124,816.60
  4. Step 4: Simplify right side
    155,920.60x = 29,143,690,048.86
  5. Step 5: Solve for x
    x = 29,143,690,048.86/155,920.60
  6. Step 6: Final answer
    x = 186,913.66

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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.