Home / 197,235.48-272,204.01-116,688.90

Finding the Fourth Proportional to 197,235.48, 272,204.01 and 116,688.90

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Solution

The fourth proportional to 197,235.48, 272,204.01 and 116,688.90 is: 161,041.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,235.48 : 272,204.01 = 116,688.90 : x
  2. Step 2: Convert to fraction form
    197,235.48/272,204.01 = 116,688.90/x
  3. Step 3: Cross multiply
    197,235.48x = 272,204.01 × 116,688.90
  4. Step 4: Simplify right side
    197,235.48x = 31,763,186,502.49
  5. Step 5: Solve for x
    x = 31,763,186,502.49/197,235.48
  6. Step 6: Final answer
    x = 161,041.95

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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.