Home / 45,429.12-62,677.60-27,518.40

Finding the Fourth Proportional to 45,429.12, 62,677.60 and 27,518.40

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Solution

The fourth proportional to 45,429.12, 62,677.60 and 27,518.40 is: 37,966.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,429.12 : 62,677.60 = 27,518.40 : x
  2. Step 2: Convert to fraction form
    45,429.12/62,677.60 = 27,518.40/x
  3. Step 3: Cross multiply
    45,429.12x = 62,677.60 × 27,518.40
  4. Step 4: Simplify right side
    45,429.12x = 1,724,787,267.84
  5. Step 5: Solve for x
    x = 1,724,787,267.84/45,429.12
  6. Step 6: Final answer
    x = 37,966.56

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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.