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Finding the Fourth Proportional to 104,547.88, 144,244.29 and 59,218.66

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Solution

The fourth proportional to 104,547.88, 144,244.29 and 59,218.66 is: 81,703.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,547.88 : 144,244.29 = 59,218.66 : x
  2. Step 2: Convert to fraction form
    104,547.88/144,244.29 = 59,218.66/x
  3. Step 3: Cross multiply
    104,547.88x = 144,244.29 × 59,218.66
  4. Step 4: Simplify right side
    104,547.88x = 8,541,953,566.45
  5. Step 5: Solve for x
    x = 8,541,953,566.45/104,547.88
  6. Step 6: Final answer
    x = 81,703.75

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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.