Home / 96,814.81-145,200.39-40,718.26

Finding the Fourth Proportional to 96,814.81, 145,200.39 and 40,718.26

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Solution

The fourth proportional to 96,814.81, 145,200.39 and 40,718.26 is: 61,068.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,814.81 : 145,200.39 = 40,718.26 : x
  2. Step 2: Convert to fraction form
    96,814.81/145,200.39 = 40,718.26/x
  3. Step 3: Cross multiply
    96,814.81x = 145,200.39 × 40,718.26
  4. Step 4: Simplify right side
    96,814.81x = 5,912,307,232.12
  5. Step 5: Solve for x
    x = 5,912,307,232.12/96,814.81
  6. Step 6: Final answer
    x = 61,068.21

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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.