Home / 157,386.17-235,991.78-63,782.57

Finding the Fourth Proportional to 157,386.17, 235,991.78 and 63,782.57

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Solution

The fourth proportional to 157,386.17, 235,991.78 and 63,782.57 is: 95,638.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,386.17 : 235,991.78 = 63,782.57 : x
  2. Step 2: Convert to fraction form
    157,386.17/235,991.78 = 63,782.57/x
  3. Step 3: Cross multiply
    157,386.17x = 235,991.78 × 63,782.57
  4. Step 4: Simplify right side
    157,386.17x = 15,052,162,737.53
  5. Step 5: Solve for x
    x = 15,052,162,737.53/157,386.17
  6. Step 6: Final answer
    x = 95,638.41

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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.