Home / 176,167.49-243,009.47-112,433.45

Finding the Fourth Proportional to 176,167.49, 243,009.47 and 112,433.45

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Solution

The fourth proportional to 176,167.49, 243,009.47 and 112,433.45 is: 155,093.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,167.49 : 243,009.47 = 112,433.45 : x
  2. Step 2: Convert to fraction form
    176,167.49/243,009.47 = 112,433.45/x
  3. Step 3: Cross multiply
    176,167.49x = 243,009.47 × 112,433.45
  4. Step 4: Simplify right side
    176,167.49x = 27,322,392,532.60
  5. Step 5: Solve for x
    x = 27,322,392,532.60/176,167.49
  6. Step 6: Final answer
    x = 155,093.27

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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.