Home / 371,122.10-556,683.15-161,170.10

Finding the Fourth Proportional to 371,122.10, 556,683.15 and 161,170.10

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Solution

The fourth proportional to 371,122.10, 556,683.15 and 161,170.10 is: 241,755.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,122.10 : 556,683.15 = 161,170.10 : x
  2. Step 2: Convert to fraction form
    371,122.10/556,683.15 = 161,170.10/x
  3. Step 3: Cross multiply
    371,122.10x = 556,683.15 × 161,170.10
  4. Step 4: Simplify right side
    371,122.10x = 89,720,678,953.82
  5. Step 5: Solve for x
    x = 89,720,678,953.82/371,122.10
  6. Step 6: Final answer
    x = 241,755.15

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1.5x scale

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.