Home / 49,111.13-73,666.19-21,007.37

Finding the Fourth Proportional to 49,111.13, 73,666.19 and 21,007.37

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Solution

The fourth proportional to 49,111.13, 73,666.19 and 21,007.37 is: 31,510.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,111.13 : 73,666.19 = 21,007.37 : x
  2. Step 2: Convert to fraction form
    49,111.13/73,666.19 = 21,007.37/x
  3. Step 3: Cross multiply
    49,111.13x = 73,666.19 × 21,007.37
  4. Step 4: Simplify right side
    49,111.13x = 1,547,533,146.50
  5. Step 5: Solve for x
    x = 1,547,533,146.50/49,111.13
  6. Step 6: Final answer
    x = 31,510.84

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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.