Home / 271,574.16-374,688.36-158,316.72

Finding the Fourth Proportional to 271,574.16, 374,688.36 and 158,316.72

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Solution

The fourth proportional to 271,574.16, 374,688.36 and 158,316.72 is: 218,428.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,574.16 : 374,688.36 = 158,316.72 : x
  2. Step 2: Convert to fraction form
    271,574.16/374,688.36 = 158,316.72/x
  3. Step 3: Cross multiply
    271,574.16x = 374,688.36 × 158,316.72
  4. Step 4: Simplify right side
    271,574.16x = 59,319,432,177.38
  5. Step 5: Solve for x
    x = 59,319,432,177.38/271,574.16
  6. Step 6: Final answer
    x = 218,428.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.