Home / 54,588.54-75,332.02-30,715.24

Finding the Fourth Proportional to 54,588.54, 75,332.02 and 30,715.24

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Solution

The fourth proportional to 54,588.54, 75,332.02 and 30,715.24 is: 42,386.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,588.54 : 75,332.02 = 30,715.24 : x
  2. Step 2: Convert to fraction form
    54,588.54/75,332.02 = 30,715.24/x
  3. Step 3: Cross multiply
    54,588.54x = 75,332.02 × 30,715.24
  4. Step 4: Simplify right side
    54,588.54x = 2,313,841,073.98
  5. Step 5: Solve for x
    x = 2,313,841,073.98/54,588.54
  6. Step 6: Final answer
    x = 42,386.94

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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.