Home / 35,618.40-53,427.60-35,359.20

Finding the Fourth Proportional to 35,618.40, 53,427.60 and 35,359.20

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Solution

The fourth proportional to 35,618.40, 53,427.60 and 35,359.20 is: 53,038.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,618.40 : 53,427.60 = 35,359.20 : x
  2. Step 2: Convert to fraction form
    35,618.40/53,427.60 = 35,359.20/x
  3. Step 3: Cross multiply
    35,618.40x = 53,427.60 × 35,359.20
  4. Step 4: Simplify right side
    35,618.40x = 1,889,157,193.92
  5. Step 5: Solve for x
    x = 1,889,157,193.92/35,618.40
  6. Step 6: Final answer
    x = 53,038.80

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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.