Home / 111,515.43-153,888.76-60,528.26

Finding the Fourth Proportional to 111,515.43, 153,888.76 and 60,528.26

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Solution

The fourth proportional to 111,515.43, 153,888.76 and 60,528.26 is: 83,527.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,515.43 : 153,888.76 = 60,528.26 : x
  2. Step 2: Convert to fraction form
    111,515.43/153,888.76 = 60,528.26/x
  3. Step 3: Cross multiply
    111,515.43x = 153,888.76 × 60,528.26
  4. Step 4: Simplify right side
    111,515.43x = 9,314,619,336.74
  5. Step 5: Solve for x
    x = 9,314,619,336.74/111,515.43
  6. Step 6: Final answer
    x = 83,527.63

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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.