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Finding the Fourth Proportional to 35,483.50, 53,225.28 and 10,859.50

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Solution

The fourth proportional to 35,483.50, 53,225.28 and 10,859.50 is: 16,289.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,483.50 : 53,225.28 = 10,859.50 : x
  2. Step 2: Convert to fraction form
    35,483.50/53,225.28 = 10,859.50/x
  3. Step 3: Cross multiply
    35,483.50x = 53,225.28 × 10,859.50
  4. Step 4: Simplify right side
    35,483.50x = 577,999,928.16
  5. Step 5: Solve for x
    x = 577,999,928.16/35,483.50
  6. Step 6: Final answer
    x = 16,289.26

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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.