Home / 351,643.04-526,887.89-149,077.29

Finding the Fourth Proportional to 351,643.04, 526,887.89 and 149,077.29

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Solution

The fourth proportional to 351,643.04, 526,887.89 and 149,077.29 is: 223,371.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,643.04 : 526,887.89 = 149,077.29 : x
  2. Step 2: Convert to fraction form
    351,643.04/526,887.89 = 149,077.29/x
  3. Step 3: Cross multiply
    351,643.04x = 526,887.89 × 149,077.29
  4. Step 4: Simplify right side
    351,643.04x = 78,547,015,395.19
  5. Step 5: Solve for x
    x = 78,547,015,395.19/351,643.04
  6. Step 6: Final answer
    x = 223,371.45

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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.