Home / 73,328.04-109,990.68-23,407.72

Finding the Fourth Proportional to 73,328.04, 109,990.68 and 23,407.72

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Solution

The fourth proportional to 73,328.04, 109,990.68 and 23,407.72 is: 35,111.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,328.04 : 109,990.68 = 23,407.72 : x
  2. Step 2: Convert to fraction form
    73,328.04/109,990.68 = 23,407.72/x
  3. Step 3: Cross multiply
    73,328.04x = 109,990.68 × 23,407.72
  4. Step 4: Simplify right side
    73,328.04x = 2,574,631,040.05
  5. Step 5: Solve for x
    x = 2,574,631,040.05/73,328.04
  6. Step 6: Final answer
    x = 35,111.14

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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.