Home / 127,588.02-191,409.72-38,839.22

Finding the Fourth Proportional to 127,588.02, 191,409.72 and 38,839.22

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Solution

The fourth proportional to 127,588.02, 191,409.72 and 38,839.22 is: 58,267.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,588.02 : 191,409.72 = 38,839.22 : x
  2. Step 2: Convert to fraction form
    127,588.02/191,409.72 = 38,839.22/x
  3. Step 3: Cross multiply
    127,588.02x = 191,409.72 × 38,839.22
  4. Step 4: Simplify right side
    127,588.02x = 7,434,204,225.22
  5. Step 5: Solve for x
    x = 7,434,204,225.22/127,588.02
  6. Step 6: Final answer
    x = 58,267.26

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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.