Home / 64,325.07-96,423.75-30,531.87

Finding the Fourth Proportional to 64,325.07, 96,423.75 and 30,531.87

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Solution

The fourth proportional to 64,325.07, 96,423.75 and 30,531.87 is: 45,767.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,325.07 : 96,423.75 = 30,531.87 : x
  2. Step 2: Convert to fraction form
    64,325.07/96,423.75 = 30,531.87/x
  3. Step 3: Cross multiply
    64,325.07x = 96,423.75 × 30,531.87
  4. Step 4: Simplify right side
    64,325.07x = 2,943,997,399.91
  5. Step 5: Solve for x
    x = 2,943,997,399.91/64,325.07
  6. Step 6: Final answer
    x = 45,767.50

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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.