Home / 116,285.04-160,475.04-65,308.80

Finding the Fourth Proportional to 116,285.04, 160,475.04 and 65,308.80

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Solution

The fourth proportional to 116,285.04, 160,475.04 and 65,308.80 is: 90,127.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,285.04 : 160,475.04 = 65,308.80 : x
  2. Step 2: Convert to fraction form
    116,285.04/160,475.04 = 65,308.80/x
  3. Step 3: Cross multiply
    116,285.04x = 160,475.04 × 65,308.80
  4. Step 4: Simplify right side
    116,285.04x = 10,480,432,292.35
  5. Step 5: Solve for x
    x = 10,480,432,292.35/116,285.04
  6. Step 6: Final answer
    x = 90,127.09

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1.5x scale

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.