Home / 148,087.54-204,148.24-105,572.26

Finding the Fourth Proportional to 148,087.54, 204,148.24 and 105,572.26

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Solution

The fourth proportional to 148,087.54, 204,148.24 and 105,572.26 is: 145,538.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,087.54 : 204,148.24 = 105,572.26 : x
  2. Step 2: Convert to fraction form
    148,087.54/204,148.24 = 105,572.26/x
  3. Step 3: Cross multiply
    148,087.54x = 204,148.24 × 105,572.26
  4. Step 4: Simplify right side
    148,087.54x = 21,552,391,071.82
  5. Step 5: Solve for x
    x = 21,552,391,071.82/148,087.54
  6. Step 6: Final answer
    x = 145,538.18

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1.5x scale

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.