Home / 45,862.34-68,776.07-19,210.10

Finding the Fourth Proportional to 45,862.34, 68,776.07 and 19,210.10

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Solution

The fourth proportional to 45,862.34, 68,776.07 and 19,210.10 is: 28,807.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,862.34 : 68,776.07 = 19,210.10 : x
  2. Step 2: Convert to fraction form
    45,862.34/68,776.07 = 19,210.10/x
  3. Step 3: Cross multiply
    45,862.34x = 68,776.07 × 19,210.10
  4. Step 4: Simplify right side
    45,862.34x = 1,321,194,742.38
  5. Step 5: Solve for x
    x = 1,321,194,742.38/45,862.34
  6. Step 6: Final answer
    x = 28,807.84

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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.