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Finding the Fourth Proportional to 49,622.90, 74,455.95 and 24,998.90

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Solution

The fourth proportional to 49,622.90, 74,455.95 and 24,998.90 is: 37,509.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,622.90 : 74,455.95 = 24,998.90 : x
  2. Step 2: Convert to fraction form
    49,622.90/74,455.95 = 24,998.90/x
  3. Step 3: Cross multiply
    49,622.90x = 74,455.95 × 24,998.90
  4. Step 4: Simplify right side
    49,622.90x = 1,861,316,848.46
  5. Step 5: Solve for x
    x = 1,861,316,848.46/49,622.90
  6. Step 6: Final answer
    x = 37,509.23

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1.5x scale

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.