Home / 168,984.75-233,199.17-105,322.50

Finding the Fourth Proportional to 168,984.75, 233,199.17 and 105,322.50

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Solution

The fourth proportional to 168,984.75, 233,199.17 and 105,322.50 is: 145,345.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,984.75 : 233,199.17 = 105,322.50 : x
  2. Step 2: Convert to fraction form
    168,984.75/233,199.17 = 105,322.50/x
  3. Step 3: Cross multiply
    168,984.75x = 233,199.17 × 105,322.50
  4. Step 4: Simplify right side
    168,984.75x = 24,561,119,055.71
  5. Step 5: Solve for x
    x = 24,561,119,055.71/168,984.75
  6. Step 6: Final answer
    x = 145,345.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.