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Finding the Fourth Proportional to 107,075.01, 147,763.26 and 59,328.48

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Solution

The fourth proportional to 107,075.01, 147,763.26 and 59,328.48 is: 81,873.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,075.01 : 147,763.26 = 59,328.48 : x
  2. Step 2: Convert to fraction form
    107,075.01/147,763.26 = 59,328.48/x
  3. Step 3: Cross multiply
    107,075.01x = 147,763.26 × 59,328.48
  4. Step 4: Simplify right side
    107,075.01x = 8,766,569,615.64
  5. Step 5: Solve for x
    x = 8,766,569,615.64/107,075.01
  6. Step 6: Final answer
    x = 81,873.16

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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.