Home / 163,754.87-245,655.35-57,123.27

Finding the Fourth Proportional to 163,754.87, 245,655.35 and 57,123.27

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Solution

The fourth proportional to 163,754.87, 245,655.35 and 57,123.27 is: 85,692.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,754.87 : 245,655.35 = 57,123.27 : x
  2. Step 2: Convert to fraction form
    163,754.87/245,655.35 = 57,123.27/x
  3. Step 3: Cross multiply
    163,754.87x = 245,655.35 × 57,123.27
  4. Step 4: Simplify right side
    163,754.87x = 14,032,636,599.38
  5. Step 5: Solve for x
    x = 14,032,636,599.38/163,754.87
  6. Step 6: Final answer
    x = 85,692.94

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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.