Home / 176,088.57-242,854.43-115,612.89

Finding the Fourth Proportional to 176,088.57, 242,854.43 and 115,612.89

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Solution

The fourth proportional to 176,088.57, 242,854.43 and 115,612.89 is: 159,448.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,088.57 : 242,854.43 = 115,612.89 : x
  2. Step 2: Convert to fraction form
    176,088.57/242,854.43 = 115,612.89/x
  3. Step 3: Cross multiply
    176,088.57x = 242,854.43 × 115,612.89
  4. Step 4: Simplify right side
    176,088.57x = 28,077,101,923.54
  5. Step 5: Solve for x
    x = 28,077,101,923.54/176,088.57
  6. Step 6: Final answer
    x = 159,448.75

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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.