Home / 127,225.50-190,838.25-39,673.50

Finding the Fourth Proportional to 127,225.50, 190,838.25 and 39,673.50

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Solution

The fourth proportional to 127,225.50, 190,838.25 and 39,673.50 is: 59,510.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,225.50 : 190,838.25 = 39,673.50 : x
  2. Step 2: Convert to fraction form
    127,225.50/190,838.25 = 39,673.50/x
  3. Step 3: Cross multiply
    127,225.50x = 190,838.25 × 39,673.50
  4. Step 4: Simplify right side
    127,225.50x = 7,571,221,311.38
  5. Step 5: Solve for x
    x = 7,571,221,311.38/127,225.50
  6. Step 6: Final answer
    x = 59,510.25

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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.