Home / 112,268.28-168,314.14-56,079.40

Finding the Fourth Proportional to 112,268.28, 168,314.14 and 56,079.40

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Solution

The fourth proportional to 112,268.28, 168,314.14 and 56,079.40 is: 84,075.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,268.28 : 168,314.14 = 56,079.40 : x
  2. Step 2: Convert to fraction form
    112,268.28/168,314.14 = 56,079.40/x
  3. Step 3: Cross multiply
    112,268.28x = 168,314.14 × 56,079.40
  4. Step 4: Simplify right side
    112,268.28x = 9,438,955,982.72
  5. Step 5: Solve for x
    x = 9,438,955,982.72/112,268.28
  6. Step 6: Final answer
    x = 84,075.00

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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.