Home / 96,718.21-145,030.62-40,543.23

Finding the Fourth Proportional to 96,718.21, 145,030.62 and 40,543.23

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Solution

The fourth proportional to 96,718.21, 145,030.62 and 40,543.23 is: 60,795.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,718.21 : 145,030.62 = 40,543.23 : x
  2. Step 2: Convert to fraction form
    96,718.21/145,030.62 = 40,543.23/x
  3. Step 3: Cross multiply
    96,718.21x = 145,030.62 × 40,543.23
  4. Step 4: Simplify right side
    96,718.21x = 5,880,010,247.64
  5. Step 5: Solve for x
    x = 5,880,010,247.64/96,718.21
  6. Step 6: Final answer
    x = 60,795.28

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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.