Home / 53,631.01-80,450.36-14,187.66

Finding the Fourth Proportional to 53,631.01, 80,450.36 and 14,187.66

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Solution

The fourth proportional to 53,631.01, 80,450.36 and 14,187.66 is: 21,282.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,631.01 : 80,450.36 = 14,187.66 : x
  2. Step 2: Convert to fraction form
    53,631.01/80,450.36 = 14,187.66/x
  3. Step 3: Cross multiply
    53,631.01x = 80,450.36 × 14,187.66
  4. Step 4: Simplify right side
    53,631.01x = 1,141,402,114.94
  5. Step 5: Solve for x
    x = 1,141,402,114.94/53,631.01
  6. Step 6: Final answer
    x = 21,282.50

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1.5x scale

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.