Home / 116,027.60-173,695.80-69,256.40

Finding the Fourth Proportional to 116,027.60, 173,695.80 and 69,256.40

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Solution

The fourth proportional to 116,027.60, 173,695.80 and 69,256.40 is: 103,678.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,027.60 : 173,695.80 = 69,256.40 : x
  2. Step 2: Convert to fraction form
    116,027.60/173,695.80 = 69,256.40/x
  3. Step 3: Cross multiply
    116,027.60x = 173,695.80 × 69,256.40
  4. Step 4: Simplify right side
    116,027.60x = 12,029,545,803.12
  5. Step 5: Solve for x
    x = 12,029,545,803.12/116,027.60
  6. Step 6: Final answer
    x = 103,678.31

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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.