Home / 40,759.40-61,106.14-14,449.80

Finding the Fourth Proportional to 40,759.40, 61,106.14 and 14,449.80

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Solution

The fourth proportional to 40,759.40, 61,106.14 and 14,449.80 is: 21,663.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,759.40 : 61,106.14 = 14,449.80 : x
  2. Step 2: Convert to fraction form
    40,759.40/61,106.14 = 14,449.80/x
  3. Step 3: Cross multiply
    40,759.40x = 61,106.14 × 14,449.80
  4. Step 4: Simplify right side
    40,759.40x = 882,971,501.77
  5. Step 5: Solve for x
    x = 882,971,501.77/40,759.40
  6. Step 6: Final answer
    x = 21,663.02

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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.