Home / 127,070.42-190,607.00-38,324.69

Finding the Fourth Proportional to 127,070.42, 190,607.00 and 38,324.69

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Solution

The fourth proportional to 127,070.42, 190,607.00 and 38,324.69 is: 57,487.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,070.42 : 190,607.00 = 38,324.69 : x
  2. Step 2: Convert to fraction form
    127,070.42/190,607.00 = 38,324.69/x
  3. Step 3: Cross multiply
    127,070.42x = 190,607.00 × 38,324.69
  4. Step 4: Simplify right side
    127,070.42x = 7,304,954,686.35
  5. Step 5: Solve for x
    x = 7,304,954,686.35/127,070.42
  6. Step 6: Final answer
    x = 57,487.45

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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.