Home / 104,397.12-144,075.20-59,075.04

Finding the Fourth Proportional to 104,397.12, 144,075.20 and 59,075.04

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Solution

The fourth proportional to 104,397.12, 144,075.20 and 59,075.04 is: 81,527.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,397.12 : 144,075.20 = 59,075.04 : x
  2. Step 2: Convert to fraction form
    104,397.12/144,075.20 = 59,075.04/x
  3. Step 3: Cross multiply
    104,397.12x = 144,075.20 × 59,075.04
  4. Step 4: Simplify right side
    104,397.12x = 8,511,248,203.01
  5. Step 5: Solve for x
    x = 8,511,248,203.01/104,397.12
  6. Step 6: Final answer
    x = 81,527.61

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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.