Home / 112,570.65-168,855.95-53,374.02

Finding the Fourth Proportional to 112,570.65, 168,855.95 and 53,374.02

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Solution

The fourth proportional to 112,570.65, 168,855.95 and 53,374.02 is: 80,061.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,570.65 : 168,855.95 = 53,374.02 : x
  2. Step 2: Convert to fraction form
    112,570.65/168,855.95 = 53,374.02/x
  3. Step 3: Cross multiply
    112,570.65x = 168,855.95 × 53,374.02
  4. Step 4: Simplify right side
    112,570.65x = 9,012,520,585.55
  5. Step 5: Solve for x
    x = 9,012,520,585.55/112,570.65
  6. Step 6: Final answer
    x = 80,061.02

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Why These Related Problems?

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