Home / 39,916.60-59,875.44-19,135.24

Finding the Fourth Proportional to 39,916.60, 59,875.44 and 19,135.24

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Solution

The fourth proportional to 39,916.60, 59,875.44 and 19,135.24 is: 28,703.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,916.60 : 59,875.44 = 19,135.24 : x
  2. Step 2: Convert to fraction form
    39,916.60/59,875.44 = 19,135.24/x
  3. Step 3: Cross multiply
    39,916.60x = 59,875.44 × 19,135.24
  4. Step 4: Simplify right side
    39,916.60x = 1,145,730,914.51
  5. Step 5: Solve for x
    x = 1,145,730,914.51/39,916.60
  6. Step 6: Final answer
    x = 28,703.12

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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.