Home / 74,114.16-102,277.20-42,293.04

Finding the Fourth Proportional to 74,114.16, 102,277.20 and 42,293.04

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Solution

The fourth proportional to 74,114.16, 102,277.20 and 42,293.04 is: 58,364.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,114.16 : 102,277.20 = 42,293.04 : x
  2. Step 2: Convert to fraction form
    74,114.16/102,277.20 = 42,293.04/x
  3. Step 3: Cross multiply
    74,114.16x = 102,277.20 × 42,293.04
  4. Step 4: Simplify right side
    74,114.16x = 4,325,613,710.69
  5. Step 5: Solve for x
    x = 4,325,613,710.69/74,114.16
  6. Step 6: Final answer
    x = 58,364.20

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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.