Home / 69,809.04-104,733-38,666.16

Finding the Fourth Proportional to 69,809.04, 104,733 and 38,666.16

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Solution

The fourth proportional to 69,809.04, 104,733 and 38,666.16 is: 58,010.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,809.04 : 104,733 = 38,666.16 : x
  2. Step 2: Convert to fraction form
    69,809.04/104,733 = 38,666.16/x
  3. Step 3: Cross multiply
    69,809.04x = 104,733 × 38,666.16
  4. Step 4: Simplify right side
    69,809.04x = 4,049,622,935.28
  5. Step 5: Solve for x
    x = 4,049,622,935.28/69,809.04
  6. Step 6: Final answer
    x = 58,010.01

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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.