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Finding the Fourth Proportional to 107,302.76, 148,075 and 59,554.88

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Solution

The fourth proportional to 107,302.76, 148,075 and 59,554.88 is: 82,184.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,302.76 : 148,075 = 59,554.88 : x
  2. Step 2: Convert to fraction form
    107,302.76/148,075 = 59,554.88/x
  3. Step 3: Cross multiply
    107,302.76x = 148,075 × 59,554.88
  4. Step 4: Simplify right side
    107,302.76x = 8,818,588,856
  5. Step 5: Solve for x
    x = 8,818,588,856/107,302.76
  6. Step 6: Final answer
    x = 82,184.18

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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.