Home / 111,133.68-153,364.18-60,146.51

Finding the Fourth Proportional to 111,133.68, 153,364.18 and 60,146.51

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Solution

The fourth proportional to 111,133.68, 153,364.18 and 60,146.51 is: 83,002.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,133.68 : 153,364.18 = 60,146.51 : x
  2. Step 2: Convert to fraction form
    111,133.68/153,364.18 = 60,146.51/x
  3. Step 3: Cross multiply
    111,133.68x = 153,364.18 × 60,146.51
  4. Step 4: Simplify right side
    111,133.68x = 9,224,320,186.01
  5. Step 5: Solve for x
    x = 9,224,320,186.01/111,133.68
  6. Step 6: Final answer
    x = 83,002.02

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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.