Home / 190,925.76-286,389.45-64,566.66

Finding the Fourth Proportional to 190,925.76, 286,389.45 and 64,566.66

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Solution

The fourth proportional to 190,925.76, 286,389.45 and 64,566.66 is: 96,850.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,925.76 : 286,389.45 = 64,566.66 : x
  2. Step 2: Convert to fraction form
    190,925.76/286,389.45 = 64,566.66/x
  3. Step 3: Cross multiply
    190,925.76x = 286,389.45 × 64,566.66
  4. Step 4: Simplify right side
    190,925.76x = 18,491,210,245.74
  5. Step 5: Solve for x
    x = 18,491,210,245.74/190,925.76
  6. Step 6: Final answer
    x = 96,850.26

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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.