Home / 35,533.80-53,300.70-31,156.20

Finding the Fourth Proportional to 35,533.80, 53,300.70 and 31,156.20

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Solution

The fourth proportional to 35,533.80, 53,300.70 and 31,156.20 is: 46,734.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,533.80 : 53,300.70 = 31,156.20 : x
  2. Step 2: Convert to fraction form
    35,533.80/53,300.70 = 31,156.20/x
  3. Step 3: Cross multiply
    35,533.80x = 53,300.70 × 31,156.20
  4. Step 4: Simplify right side
    35,533.80x = 1,660,647,269.34
  5. Step 5: Solve for x
    x = 1,660,647,269.34/35,533.80
  6. Step 6: Final answer
    x = 46,734.30

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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.