Home / 42,346.64-63,904.25-40,934.99

Finding the Fourth Proportional to 42,346.64, 63,904.25 and 40,934.99

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Solution

The fourth proportional to 42,346.64, 63,904.25 and 40,934.99 is: 61,773.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,346.64 : 63,904.25 = 40,934.99 : x
  2. Step 2: Convert to fraction form
    42,346.64/63,904.25 = 40,934.99/x
  3. Step 3: Cross multiply
    42,346.64x = 63,904.25 × 40,934.99
  4. Step 4: Simplify right side
    42,346.64x = 2,615,919,310.51
  5. Step 5: Solve for x
    x = 2,615,919,310.51/42,346.64
  6. Step 6: Final answer
    x = 61,773.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.