Home / 197,365.61-272,364.35-106,721.35

Finding the Fourth Proportional to 197,365.61, 272,364.35 and 106,721.35

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Solution

The fourth proportional to 197,365.61, 272,364.35 and 106,721.35 is: 147,275.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,365.61 : 272,364.35 = 106,721.35 : x
  2. Step 2: Convert to fraction form
    197,365.61/272,364.35 = 106,721.35/x
  3. Step 3: Cross multiply
    197,365.61x = 272,364.35 × 106,721.35
  4. Step 4: Simplify right side
    197,365.61x = 29,067,089,909.35
  5. Step 5: Solve for x
    x = 29,067,089,909.35/197,365.61
  6. Step 6: Final answer
    x = 147,275.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.