Home / 155,057.10-214,012.14-94,614.79

Finding the Fourth Proportional to 155,057.10, 214,012.14 and 94,614.79

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Solution

The fourth proportional to 155,057.10, 214,012.14 and 94,614.79 is: 130,588.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,057.10 : 214,012.14 = 94,614.79 : x
  2. Step 2: Convert to fraction form
    155,057.10/214,012.14 = 94,614.79/x
  3. Step 3: Cross multiply
    155,057.10x = 214,012.14 × 94,614.79
  4. Step 4: Simplify right side
    155,057.10x = 20,248,713,683.55
  5. Step 5: Solve for x
    x = 20,248,713,683.55/155,057.10
  6. Step 6: Final answer
    x = 130,588.76

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1.5x scale

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.