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Finding the Fourth Proportional to 104,602.77, 144,347.15 and 59,278.11

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Solution

The fourth proportional to 104,602.77, 144,347.15 and 59,278.11 is: 81,801.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,602.77 : 144,347.15 = 59,278.11 : x
  2. Step 2: Convert to fraction form
    104,602.77/144,347.15 = 59,278.11/x
  3. Step 3: Cross multiply
    104,602.77x = 144,347.15 × 59,278.11
  4. Step 4: Simplify right side
    104,602.77x = 8,556,625,939.50
  5. Step 5: Solve for x
    x = 8,556,625,939.50/104,602.77
  6. Step 6: Final answer
    x = 81,801.14

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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.