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Finding the Fourth Proportional to 14,751.76, 22,075.65 and 9,207.70

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Solution

The fourth proportional to 14,751.76, 22,075.65 and 9,207.70 is: 13,779.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,751.76 : 22,075.65 = 9,207.70 : x
  2. Step 2: Convert to fraction form
    14,751.76/22,075.65 = 9,207.70/x
  3. Step 3: Cross multiply
    14,751.76x = 22,075.65 × 9,207.70
  4. Step 4: Simplify right side
    14,751.76x = 203,265,962.51
  5. Step 5: Solve for x
    x = 203,265,962.51/14,751.76
  6. Step 6: Final answer
    x = 13,779.10

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.