Home / 106,068.12-158,887.28-49,061

Finding the Fourth Proportional to 106,068.12, 158,887.28 and 49,061

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Solution

The fourth proportional to 106,068.12, 158,887.28 and 49,061 is: 73,492.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,068.12 : 158,887.28 = 49,061 : x
  2. Step 2: Convert to fraction form
    106,068.12/158,887.28 = 49,061/x
  3. Step 3: Cross multiply
    106,068.12x = 158,887.28 × 49,061
  4. Step 4: Simplify right side
    106,068.12x = 7,795,168,844.08
  5. Step 5: Solve for x
    x = 7,795,168,844.08/106,068.12
  6. Step 6: Final answer
    x = 73,492.10

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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.