Home / 40,839.74-56,258.31-34,770.47

Finding the Fourth Proportional to 40,839.74, 56,258.31 and 34,770.47

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Solution

The fourth proportional to 40,839.74, 56,258.31 and 34,770.47 is: 47,897.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,839.74 : 56,258.31 = 34,770.47 : x
  2. Step 2: Convert to fraction form
    40,839.74/56,258.31 = 34,770.47/x
  3. Step 3: Cross multiply
    40,839.74x = 56,258.31 × 34,770.47
  4. Step 4: Simplify right side
    40,839.74x = 1,956,127,598.81
  5. Step 5: Solve for x
    x = 1,956,127,598.81/40,839.74
  6. Step 6: Final answer
    x = 47,897.66

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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.