Home / 40,583.70-60,875.55-11,005.20

Finding the Fourth Proportional to 40,583.70, 60,875.55 and 11,005.20

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Solution

The fourth proportional to 40,583.70, 60,875.55 and 11,005.20 is: 16,507.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,583.70 : 60,875.55 = 11,005.20 : x
  2. Step 2: Convert to fraction form
    40,583.70/60,875.55 = 11,005.20/x
  3. Step 3: Cross multiply
    40,583.70x = 60,875.55 × 11,005.20
  4. Step 4: Simplify right side
    40,583.70x = 669,947,602.86
  5. Step 5: Solve for x
    x = 669,947,602.86/40,583.70
  6. Step 6: Final answer
    x = 16,507.80

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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.