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Finding the Fourth Proportional to 176,805.36, 243,914.28 and 116,298.32

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Solution

The fourth proportional to 176,805.36, 243,914.28 and 116,298.32 is: 160,440.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,805.36 : 243,914.28 = 116,298.32 : x
  2. Step 2: Convert to fraction form
    176,805.36/243,914.28 = 116,298.32/x
  3. Step 3: Cross multiply
    176,805.36x = 243,914.28 × 116,298.32
  4. Step 4: Simplify right side
    176,805.36x = 28,366,820,988.01
  5. Step 5: Solve for x
    x = 28,366,820,988.01/176,805.36
  6. Step 6: Final answer
    x = 160,440.96

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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.