Home / 49,488.96-74,210.34-14,421.62

Finding the Fourth Proportional to 49,488.96, 74,210.34 and 14,421.62

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Solution

The fourth proportional to 49,488.96, 74,210.34 and 14,421.62 is: 21,625.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,488.96 : 74,210.34 = 14,421.62 : x
  2. Step 2: Convert to fraction form
    49,488.96/74,210.34 = 14,421.62/x
  3. Step 3: Cross multiply
    49,488.96x = 74,210.34 × 14,421.62
  4. Step 4: Simplify right side
    49,488.96x = 1,070,233,323.55
  5. Step 5: Solve for x
    x = 1,070,233,323.55/49,488.96
  6. Step 6: Final answer
    x = 21,625.70

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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.