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Finding the Fourth Proportional to 175,392.51, 242,048.71 and 97,874.93

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Solution

The fourth proportional to 175,392.51, 242,048.71 and 97,874.93 is: 135,071.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,392.51 : 242,048.71 = 97,874.93 : x
  2. Step 2: Convert to fraction form
    175,392.51/242,048.71 = 97,874.93/x
  3. Step 3: Cross multiply
    175,392.51x = 242,048.71 × 97,874.93
  4. Step 4: Simplify right side
    175,392.51x = 23,690,500,724.76
  5. Step 5: Solve for x
    x = 23,690,500,724.76/175,392.51
  6. Step 6: Final answer
    x = 135,071.34

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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.