Home / 127,568.58-191,376.09-42,184.32

Finding the Fourth Proportional to 127,568.58, 191,376.09 and 42,184.32

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Solution

The fourth proportional to 127,568.58, 191,376.09 and 42,184.32 is: 63,284.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,568.58 : 191,376.09 = 42,184.32 : x
  2. Step 2: Convert to fraction form
    127,568.58/191,376.09 = 42,184.32/x
  3. Step 3: Cross multiply
    127,568.58x = 191,376.09 × 42,184.32
  4. Step 4: Simplify right side
    127,568.58x = 8,073,070,220.91
  5. Step 5: Solve for x
    x = 8,073,070,220.91/127,568.58
  6. Step 6: Final answer
    x = 63,284.16

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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.