Home / 197,549.82-272,071.71-170,683.74

Finding the Fourth Proportional to 197,549.82, 272,071.71 and 170,683.74

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Solution

The fourth proportional to 197,549.82, 272,071.71 and 170,683.74 is: 235,070.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,549.82 : 272,071.71 = 170,683.74 : x
  2. Step 2: Convert to fraction form
    197,549.82/272,071.71 = 170,683.74/x
  3. Step 3: Cross multiply
    197,549.82x = 272,071.71 × 170,683.74
  4. Step 4: Simplify right side
    197,549.82x = 46,438,217,011.00
  5. Step 5: Solve for x
    x = 46,438,217,011.00/197,549.82
  6. Step 6: Final answer
    x = 235,070.92

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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.