Home / 39,562.58-59,339.44-9,980.42

Finding the Fourth Proportional to 39,562.58, 59,339.44 and 9,980.42

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Solution

The fourth proportional to 39,562.58, 59,339.44 and 9,980.42 is: 14,969.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,562.58 : 59,339.44 = 9,980.42 : x
  2. Step 2: Convert to fraction form
    39,562.58/59,339.44 = 9,980.42/x
  3. Step 3: Cross multiply
    39,562.58x = 59,339.44 × 9,980.42
  4. Step 4: Simplify right side
    39,562.58x = 592,232,533.76
  5. Step 5: Solve for x
    x = 592,232,533.76/39,562.58
  6. Step 6: Final answer
    x = 14,969.51

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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.