Home / 42,883.17-64,302.81-17,916.41

Finding the Fourth Proportional to 42,883.17, 64,302.81 and 17,916.41

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Solution

The fourth proportional to 42,883.17, 64,302.81 and 17,916.41 is: 26,865.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,883.17 : 64,302.81 = 17,916.41 : x
  2. Step 2: Convert to fraction form
    42,883.17/64,302.81 = 17,916.41/x
  3. Step 3: Cross multiply
    42,883.17x = 64,302.81 × 17,916.41
  4. Step 4: Simplify right side
    42,883.17x = 1,152,075,186.60
  5. Step 5: Solve for x
    x = 1,152,075,186.60/42,883.17
  6. Step 6: Final answer
    x = 26,865.44

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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.