Home / 127,047.84-190,599.28-38,293.92

Finding the Fourth Proportional to 127,047.84, 190,599.28 and 38,293.92

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Solution

The fourth proportional to 127,047.84, 190,599.28 and 38,293.92 is: 57,449.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,047.84 : 190,599.28 = 38,293.92 : x
  2. Step 2: Convert to fraction form
    127,047.84/190,599.28 = 38,293.92/x
  3. Step 3: Cross multiply
    127,047.84x = 190,599.28 × 38,293.92
  4. Step 4: Simplify right side
    127,047.84x = 7,298,793,580.38
  5. Step 5: Solve for x
    x = 7,298,793,580.38/127,047.84
  6. Step 6: Final answer
    x = 57,449.17

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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.