Home / 49,618.91-74,430.80-14,555.63

Finding the Fourth Proportional to 49,618.91, 74,430.80 and 14,555.63

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Solution

The fourth proportional to 49,618.91, 74,430.80 and 14,555.63 is: 21,834.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,618.91 : 74,430.80 = 14,555.63 : x
  2. Step 2: Convert to fraction form
    49,618.91/74,430.80 = 14,555.63/x
  3. Step 3: Cross multiply
    49,618.91x = 74,430.80 × 14,555.63
  4. Step 4: Simplify right side
    49,618.91x = 1,083,386,740.47
  5. Step 5: Solve for x
    x = 1,083,386,740.47/49,618.91
  6. Step 6: Final answer
    x = 21,834.15

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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.