Home / 63,074.16-87,040.08-34,779.60

Finding the Fourth Proportional to 63,074.16, 87,040.08 and 34,779.60

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Solution

The fourth proportional to 63,074.16, 87,040.08 and 34,779.60 is: 47,994.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,074.16 : 87,040.08 = 34,779.60 : x
  2. Step 2: Convert to fraction form
    63,074.16/87,040.08 = 34,779.60/x
  3. Step 3: Cross multiply
    63,074.16x = 87,040.08 × 34,779.60
  4. Step 4: Simplify right side
    63,074.16x = 3,027,219,166.37
  5. Step 5: Solve for x
    x = 3,027,219,166.37/63,074.16
  6. Step 6: Final answer
    x = 47,994.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.