Home / 127,223.70-190,923-44,117.70

Finding the Fourth Proportional to 127,223.70, 190,923 and 44,117.70

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Solution

The fourth proportional to 127,223.70, 190,923 and 44,117.70 is: 66,206.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,223.70 : 190,923 = 44,117.70 : x
  2. Step 2: Convert to fraction form
    127,223.70/190,923 = 44,117.70/x
  3. Step 3: Cross multiply
    127,223.70x = 190,923 × 44,117.70
  4. Step 4: Simplify right side
    127,223.70x = 8,423,083,637.10
  5. Step 5: Solve for x
    x = 8,423,083,637.10/127,223.70
  6. Step 6: Final answer
    x = 66,206.88

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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.