Home / 106,639.04-160,055.50-56,760.86

Finding the Fourth Proportional to 106,639.04, 160,055.50 and 56,760.86

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Solution

The fourth proportional to 106,639.04, 160,055.50 and 56,760.86 is: 85,192.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,639.04 : 160,055.50 = 56,760.86 : x
  2. Step 2: Convert to fraction form
    106,639.04/160,055.50 = 56,760.86/x
  3. Step 3: Cross multiply
    106,639.04x = 160,055.50 × 56,760.86
  4. Step 4: Simplify right side
    106,639.04x = 9,084,887,827.73
  5. Step 5: Solve for x
    x = 9,084,887,827.73/106,639.04
  6. Step 6: Final answer
    x = 85,192.89

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1.5x scale

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.