Home / 125,903.04-173,739.60-69,303.36

Finding the Fourth Proportional to 125,903.04, 173,739.60 and 69,303.36

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Solution

The fourth proportional to 125,903.04, 173,739.60 and 69,303.36 is: 95,635.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,903.04 : 173,739.60 = 69,303.36 : x
  2. Step 2: Convert to fraction form
    125,903.04/173,739.60 = 69,303.36/x
  3. Step 3: Cross multiply
    125,903.04x = 173,739.60 × 69,303.36
  4. Step 4: Simplify right side
    125,903.04x = 12,040,738,045.06
  5. Step 5: Solve for x
    x = 12,040,738,045.06/125,903.04
  6. Step 6: Final answer
    x = 95,635.01

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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.