Home / 148,683.34-205,246.94-91,332.01

Finding the Fourth Proportional to 148,683.34, 205,246.94 and 91,332.01

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Solution

The fourth proportional to 148,683.34, 205,246.94 and 91,332.01 is: 126,077.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,683.34 : 205,246.94 = 91,332.01 : x
  2. Step 2: Convert to fraction form
    148,683.34/205,246.94 = 91,332.01/x
  3. Step 3: Cross multiply
    148,683.34x = 205,246.94 × 91,332.01
  4. Step 4: Simplify right side
    148,683.34x = 18,745,615,576.55
  5. Step 5: Solve for x
    x = 18,745,615,576.55/148,683.34
  6. Step 6: Final answer
    x = 126,077.44

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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.