Home / 111,410.43-153,746.47-60,423.14

Finding the Fourth Proportional to 111,410.43, 153,746.47 and 60,423.14

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Solution

The fourth proportional to 111,410.43, 153,746.47 and 60,423.14 is: 83,383.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,410.43 : 153,746.47 = 60,423.14 : x
  2. Step 2: Convert to fraction form
    111,410.43/153,746.47 = 60,423.14/x
  3. Step 3: Cross multiply
    111,410.43x = 153,746.47 × 60,423.14
  4. Step 4: Simplify right side
    111,410.43x = 9,289,844,941.21
  5. Step 5: Solve for x
    x = 9,289,844,941.21/111,410.43
  6. Step 6: Final answer
    x = 83,383.98

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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.