Home / 176,187.47-243,018.27-112,496.54

Finding the Fourth Proportional to 176,187.47, 243,018.27 and 112,496.54

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Solution

The fourth proportional to 176,187.47, 243,018.27 and 112,496.54 is: 155,168.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,187.47 : 243,018.27 = 112,496.54 : x
  2. Step 2: Convert to fraction form
    176,187.47/243,018.27 = 112,496.54/x
  3. Step 3: Cross multiply
    176,187.47x = 243,018.27 × 112,496.54
  4. Step 4: Simplify right side
    176,187.47x = 27,338,713,316.69
  5. Step 5: Solve for x
    x = 27,338,713,316.69/176,187.47
  6. Step 6: Final answer
    x = 155,168.32

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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.