Home / 45,624.04-68,438.48-14,461.72

Finding the Fourth Proportional to 45,624.04, 68,438.48 and 14,461.72

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Solution

The fourth proportional to 45,624.04, 68,438.48 and 14,461.72 is: 21,693.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,624.04 : 68,438.48 = 14,461.72 : x
  2. Step 2: Convert to fraction form
    45,624.04/68,438.48 = 14,461.72/x
  3. Step 3: Cross multiply
    45,624.04x = 68,438.48 × 14,461.72
  4. Step 4: Simplify right side
    45,624.04x = 989,738,134.99
  5. Step 5: Solve for x
    x = 989,738,134.99/45,624.04
  6. Step 6: Final answer
    x = 21,693.35

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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.