Home / 106,460.02-159,643.68-30,541.81

Finding the Fourth Proportional to 106,460.02, 159,643.68 and 30,541.81

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Solution

The fourth proportional to 106,460.02, 159,643.68 and 30,541.81 is: 45,799.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,460.02 : 159,643.68 = 30,541.81 : x
  2. Step 2: Convert to fraction form
    106,460.02/159,643.68 = 30,541.81/x
  3. Step 3: Cross multiply
    106,460.02x = 159,643.68 × 30,541.81
  4. Step 4: Simplify right side
    106,460.02x = 4,875,807,176.95
  5. Step 5: Solve for x
    x = 4,875,807,176.95/106,460.02
  6. Step 6: Final answer
    x = 45,799.42

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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.