Home / 193,580.46-290,530.80-98,880.66

Finding the Fourth Proportional to 193,580.46, 290,530.80 and 98,880.66

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Solution

The fourth proportional to 193,580.46, 290,530.80 and 98,880.66 is: 148,402.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,580.46 : 290,530.80 = 98,880.66 : x
  2. Step 2: Convert to fraction form
    193,580.46/290,530.80 = 98,880.66/x
  3. Step 3: Cross multiply
    193,580.46x = 290,530.80 × 98,880.66
  4. Step 4: Simplify right side
    193,580.46x = 28,727,877,254.33
  5. Step 5: Solve for x
    x = 28,727,877,254.33/193,580.46
  6. Step 6: Final answer
    x = 148,402.77

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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.