Home / 148,838.00-205,390.53-88,407.05

Finding the Fourth Proportional to 148,838.00, 205,390.53 and 88,407.05

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Solution

The fourth proportional to 148,838.00, 205,390.53 and 88,407.05 is: 121,998.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,838.00 : 205,390.53 = 88,407.05 : x
  2. Step 2: Convert to fraction form
    148,838.00/205,390.53 = 88,407.05/x
  3. Step 3: Cross multiply
    148,838.00x = 205,390.53 × 88,407.05
  4. Step 4: Simplify right side
    148,838.00x = 18,157,969,828.28
  5. Step 5: Solve for x
    x = 18,157,969,828.28/148,838.00
  6. Step 6: Final answer
    x = 121,998.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.