Home / 190,151.84-285,210.66-57,061.82

Finding the Fourth Proportional to 190,151.84, 285,210.66 and 57,061.82

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Solution

The fourth proportional to 190,151.84, 285,210.66 and 57,061.82 is: 85,587.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,151.84 : 285,210.66 = 57,061.82 : x
  2. Step 2: Convert to fraction form
    190,151.84/285,210.66 = 57,061.82/x
  3. Step 3: Cross multiply
    190,151.84x = 285,210.66 × 57,061.82
  4. Step 4: Simplify right side
    190,151.84x = 16,274,639,343.00
  5. Step 5: Solve for x
    x = 16,274,639,343.00/190,151.84
  6. Step 6: Final answer
    x = 85,587.60

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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.