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Finding the Fourth Proportional to 155,783.34, 233,581.43 and 60,900.51

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Solution

The fourth proportional to 155,783.34, 233,581.43 and 60,900.51 is: 91,314.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,783.34 : 233,581.43 = 60,900.51 : x
  2. Step 2: Convert to fraction form
    155,783.34/233,581.43 = 60,900.51/x
  3. Step 3: Cross multiply
    155,783.34x = 233,581.43 × 60,900.51
  4. Step 4: Simplify right side
    155,783.34x = 14,225,229,241.71
  5. Step 5: Solve for x
    x = 14,225,229,241.71/155,783.34
  6. Step 6: Final answer
    x = 91,314.19

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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.