Home / 116,442.10-160,637.34-68,673.16

Finding the Fourth Proportional to 116,442.10, 160,637.34 and 68,673.16

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Solution

The fourth proportional to 116,442.10, 160,637.34 and 68,673.16 is: 94,737.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,442.10 : 160,637.34 = 68,673.16 : x
  2. Step 2: Convert to fraction form
    116,442.10/160,637.34 = 68,673.16/x
  3. Step 3: Cross multiply
    116,442.10x = 160,637.34 × 68,673.16
  4. Step 4: Simplify right side
    116,442.10x = 11,031,473,751.79
  5. Step 5: Solve for x
    x = 11,031,473,751.79/116,442.10
  6. Step 6: Final answer
    x = 94,737.85

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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.