Home / 120,004.70-180,007.05-93,566.30

Finding the Fourth Proportional to 120,004.70, 180,007.05 and 93,566.30

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Solution

The fourth proportional to 120,004.70, 180,007.05 and 93,566.30 is: 140,349.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,004.70 : 180,007.05 = 93,566.30 : x
  2. Step 2: Convert to fraction form
    120,004.70/180,007.05 = 93,566.30/x
  3. Step 3: Cross multiply
    120,004.70x = 180,007.05 × 93,566.30
  4. Step 4: Simplify right side
    120,004.70x = 16,842,593,642.42
  5. Step 5: Solve for x
    x = 16,842,593,642.42/120,004.70
  6. Step 6: Final answer
    x = 140,349.45

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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.