Home / 216,264.85-324,397.14-157,474.51

Finding the Fourth Proportional to 216,264.85, 324,397.14 and 157,474.51

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Solution

The fourth proportional to 216,264.85, 324,397.14 and 157,474.51 is: 236,211.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,264.85 : 324,397.14 = 157,474.51 : x
  2. Step 2: Convert to fraction form
    216,264.85/324,397.14 = 157,474.51/x
  3. Step 3: Cross multiply
    216,264.85x = 324,397.14 × 157,474.51
  4. Step 4: Simplify right side
    216,264.85x = 51,084,280,666.90
  5. Step 5: Solve for x
    x = 51,084,280,666.90/216,264.85
  6. Step 6: Final answer
    x = 236,211.67

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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.