Home / 190,083.75-284,888.61-166,334.90

Finding the Fourth Proportional to 190,083.75, 284,888.61 and 166,334.90

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Solution

The fourth proportional to 190,083.75, 284,888.61 and 166,334.90 is: 249,294.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,083.75 : 284,888.61 = 166,334.90 : x
  2. Step 2: Convert to fraction form
    190,083.75/284,888.61 = 166,334.90/x
  3. Step 3: Cross multiply
    190,083.75x = 284,888.61 × 166,334.90
  4. Step 4: Simplify right side
    190,083.75x = 47,386,917,031.05
  5. Step 5: Solve for x
    x = 47,386,917,031.05/190,083.75
  6. Step 6: Final answer
    x = 249,294.94

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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.