Home / 103,612.86-155,419.29-33,492.17

Finding the Fourth Proportional to 103,612.86, 155,419.29 and 33,492.17

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Solution

The fourth proportional to 103,612.86, 155,419.29 and 33,492.17 is: 50,238.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,612.86 : 155,419.29 = 33,492.17 : x
  2. Step 2: Convert to fraction form
    103,612.86/155,419.29 = 33,492.17/x
  3. Step 3: Cross multiply
    103,612.86x = 155,419.29 × 33,492.17
  4. Step 4: Simplify right side
    103,612.86x = 5,205,329,281.96
  5. Step 5: Solve for x
    x = 5,205,329,281.96/103,612.86
  6. Step 6: Final answer
    x = 50,238.26

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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.