Home / 70,317.06-105,448.20-25,326.24

Finding the Fourth Proportional to 70,317.06, 105,448.20 and 25,326.24

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Solution

The fourth proportional to 70,317.06, 105,448.20 and 25,326.24 is: 37,979.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,317.06 : 105,448.20 = 25,326.24 : x
  2. Step 2: Convert to fraction form
    70,317.06/105,448.20 = 25,326.24/x
  3. Step 3: Cross multiply
    70,317.06x = 105,448.20 × 25,326.24
  4. Step 4: Simplify right side
    70,317.06x = 2,670,606,420.77
  5. Step 5: Solve for x
    x = 2,670,606,420.77/70,317.06
  6. Step 6: Final answer
    x = 37,979.49

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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.