Home / 111,859.27-154,369.01-60,875.28

Finding the Fourth Proportional to 111,859.27, 154,369.01 and 60,875.28

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Solution

The fourth proportional to 111,859.27, 154,369.01 and 60,875.28 is: 84,009.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,859.27 : 154,369.01 = 60,875.28 : x
  2. Step 2: Convert to fraction form
    111,859.27/154,369.01 = 60,875.28/x
  3. Step 3: Cross multiply
    111,859.27x = 154,369.01 × 60,875.28
  4. Step 4: Simplify right side
    111,859.27x = 9,397,256,859.26
  5. Step 5: Solve for x
    x = 9,397,256,859.26/111,859.27
  6. Step 6: Final answer
    x = 84,009.64

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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.