Home / 43,130.33-64,657.01-16,828.95

Finding the Fourth Proportional to 43,130.33, 64,657.01 and 16,828.95

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Solution

The fourth proportional to 43,130.33, 64,657.01 and 16,828.95 is: 25,228.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,130.33 : 64,657.01 = 16,828.95 : x
  2. Step 2: Convert to fraction form
    43,130.33/64,657.01 = 16,828.95/x
  3. Step 3: Cross multiply
    43,130.33x = 64,657.01 × 16,828.95
  4. Step 4: Simplify right side
    43,130.33x = 1,088,109,630.51
  5. Step 5: Solve for x
    x = 1,088,109,630.51/43,130.33
  6. Step 6: Final answer
    x = 25,228.41

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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.