Home / 40,415.70-60,623.55-14,123.10

Finding the Fourth Proportional to 40,415.70, 60,623.55 and 14,123.10

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Solution

The fourth proportional to 40,415.70, 60,623.55 and 14,123.10 is: 21,184.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,415.70 : 60,623.55 = 14,123.10 : x
  2. Step 2: Convert to fraction form
    40,415.70/60,623.55 = 14,123.10/x
  3. Step 3: Cross multiply
    40,415.70x = 60,623.55 × 14,123.10
  4. Step 4: Simplify right side
    40,415.70x = 856,192,459.01
  5. Step 5: Solve for x
    x = 856,192,459.01/40,415.70
  6. Step 6: Final answer
    x = 21,184.65

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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.