Home / 130,851.98-196,304.80-50,888.06

Finding the Fourth Proportional to 130,851.98, 196,304.80 and 50,888.06

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Solution

The fourth proportional to 130,851.98, 196,304.80 and 50,888.06 is: 76,342.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,851.98 : 196,304.80 = 50,888.06 : x
  2. Step 2: Convert to fraction form
    130,851.98/196,304.80 = 50,888.06/x
  3. Step 3: Cross multiply
    130,851.98x = 196,304.80 × 50,888.06
  4. Step 4: Simplify right side
    130,851.98x = 9,989,570,440.69
  5. Step 5: Solve for x
    x = 9,989,570,440.69/130,851.98
  6. Step 6: Final answer
    x = 76,342.52

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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.