Home / 127,632.02-191,476.58-38,892.47

Finding the Fourth Proportional to 127,632.02, 191,476.58 and 38,892.47

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Solution

The fourth proportional to 127,632.02, 191,476.58 and 38,892.47 is: 58,347.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,632.02 : 191,476.58 = 38,892.47 : x
  2. Step 2: Convert to fraction form
    127,632.02/191,476.58 = 38,892.47/x
  3. Step 3: Cross multiply
    127,632.02x = 191,476.58 × 38,892.47
  4. Step 4: Simplify right side
    127,632.02x = 7,446,996,664.66
  5. Step 5: Solve for x
    x = 7,446,996,664.66/127,632.02
  6. Step 6: Final answer
    x = 58,347.40

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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.