Home / 69,659.51-96,159.55-47,029.16

Finding the Fourth Proportional to 69,659.51, 96,159.55 and 47,029.16

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Solution

The fourth proportional to 69,659.51, 96,159.55 and 47,029.16 is: 64,920.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,659.51 : 96,159.55 = 47,029.16 : x
  2. Step 2: Convert to fraction form
    69,659.51/96,159.55 = 47,029.16/x
  3. Step 3: Cross multiply
    69,659.51x = 96,159.55 × 47,029.16
  4. Step 4: Simplify right side
    69,659.51x = 4,522,302,491.13
  5. Step 5: Solve for x
    x = 4,522,302,491.13/69,659.51
  6. Step 6: Final answer
    x = 64,920.10

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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.