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Finding the Fourth Proportional to 65,653.48, 90,594.66 and 37,356.52

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Solution

The fourth proportional to 65,653.48, 90,594.66 and 37,356.52 is: 51,547.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,653.48 : 90,594.66 = 37,356.52 : x
  2. Step 2: Convert to fraction form
    65,653.48/90,594.66 = 37,356.52/x
  3. Step 3: Cross multiply
    65,653.48x = 90,594.66 × 37,356.52
  4. Step 4: Simplify right side
    65,653.48x = 3,384,301,228.18
  5. Step 5: Solve for x
    x = 3,384,301,228.18/65,653.48
  6. Step 6: Final answer
    x = 51,547.93

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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.