Home / 53,526.39-73,836.66-42,153.99

Finding the Fourth Proportional to 53,526.39, 73,836.66 and 42,153.99

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Solution

The fourth proportional to 53,526.39, 73,836.66 and 42,153.99 is: 58,149.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,526.39 : 73,836.66 = 42,153.99 : x
  2. Step 2: Convert to fraction form
    53,526.39/73,836.66 = 42,153.99/x
  3. Step 3: Cross multiply
    53,526.39x = 73,836.66 × 42,153.99
  4. Step 4: Simplify right side
    53,526.39x = 3,112,509,827.27
  5. Step 5: Solve for x
    x = 3,112,509,827.27/53,526.39
  6. Step 6: Final answer
    x = 58,149.07

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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.