Home / 114,041.35-157,398.42-66,301.57

Finding the Fourth Proportional to 114,041.35, 157,398.42 and 66,301.57

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Solution

The fourth proportional to 114,041.35, 157,398.42 and 66,301.57 is: 91,508.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,041.35 : 157,398.42 = 66,301.57 : x
  2. Step 2: Convert to fraction form
    114,041.35/157,398.42 = 66,301.57/x
  3. Step 3: Cross multiply
    114,041.35x = 157,398.42 × 66,301.57
  4. Step 4: Simplify right side
    114,041.35x = 10,435,762,361.52
  5. Step 5: Solve for x
    x = 10,435,762,361.52/114,041.35
  6. Step 6: Final answer
    x = 91,508.58

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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.