Home / 145,007.34-200,109.25-84,573.24

Finding the Fourth Proportional to 145,007.34, 200,109.25 and 84,573.24

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Solution

The fourth proportional to 145,007.34, 200,109.25 and 84,573.24 is: 116,710.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,007.34 : 200,109.25 = 84,573.24 : x
  2. Step 2: Convert to fraction form
    145,007.34/200,109.25 = 84,573.24/x
  3. Step 3: Cross multiply
    145,007.34x = 200,109.25 × 84,573.24
  4. Step 4: Simplify right side
    145,007.34x = 16,923,887,626.47
  5. Step 5: Solve for x
    x = 16,923,887,626.47/145,007.34
  6. Step 6: Final answer
    x = 116,710.56

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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.