Home / 85,897.04-118,477.92-83,006.96

Finding the Fourth Proportional to 85,897.04, 118,477.92 and 83,006.96

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Solution

The fourth proportional to 85,897.04, 118,477.92 and 83,006.96 is: 114,491.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,897.04 : 118,477.92 = 83,006.96 : x
  2. Step 2: Convert to fraction form
    85,897.04/118,477.92 = 83,006.96/x
  3. Step 3: Cross multiply
    85,897.04x = 118,477.92 × 83,006.96
  4. Step 4: Simplify right side
    85,897.04x = 9,834,491,966.32
  5. Step 5: Solve for x
    x = 9,834,491,966.32/85,897.04
  6. Step 6: Final answer
    x = 114,491.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.