Home / 106,449.16-159,674.48-47,268.76

Finding the Fourth Proportional to 106,449.16, 159,674.48 and 47,268.76

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Solution

The fourth proportional to 106,449.16, 159,674.48 and 47,268.76 is: 70,903.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,449.16 : 159,674.48 = 47,268.76 : x
  2. Step 2: Convert to fraction form
    106,449.16/159,674.48 = 47,268.76/x
  3. Step 3: Cross multiply
    106,449.16x = 159,674.48 × 47,268.76
  4. Step 4: Simplify right side
    106,449.16x = 7,547,614,673.24
  5. Step 5: Solve for x
    x = 7,547,614,673.24/106,449.16
  6. Step 6: Final answer
    x = 70,903.47

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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.