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Finding the Fourth Proportional to 162,482.48, 243,698.52 and 62,689.40

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Solution

The fourth proportional to 162,482.48, 243,698.52 and 62,689.40 is: 94,024.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,482.48 : 243,698.52 = 62,689.40 : x
  2. Step 2: Convert to fraction form
    162,482.48/243,698.52 = 62,689.40/x
  3. Step 3: Cross multiply
    162,482.48x = 243,698.52 × 62,689.40
  4. Step 4: Simplify right side
    162,482.48x = 15,277,313,999.69
  5. Step 5: Solve for x
    x = 15,277,313,999.69/162,482.48
  6. Step 6: Final answer
    x = 94,024.38

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.