Home / 112,586.01-168,878.87-53,389.38

Finding the Fourth Proportional to 112,586.01, 168,878.87 and 53,389.38

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Solution

The fourth proportional to 112,586.01, 168,878.87 and 53,389.38 is: 80,084.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,586.01 : 168,878.87 = 53,389.38 : x
  2. Step 2: Convert to fraction form
    112,586.01/168,878.87 = 53,389.38/x
  3. Step 3: Cross multiply
    112,586.01x = 168,878.87 × 53,389.38
  4. Step 4: Simplify right side
    112,586.01x = 9,016,338,164.40
  5. Step 5: Solve for x
    x = 9,016,338,164.40/112,586.01
  6. Step 6: Final answer
    x = 80,084.00

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1.5x scale

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.