Home / 94,281.87-130,111.19-51,263.81

Finding the Fourth Proportional to 94,281.87, 130,111.19 and 51,263.81

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Solution

The fourth proportional to 94,281.87, 130,111.19 and 51,263.81 is: 70,745.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,281.87 : 130,111.19 = 51,263.81 : x
  2. Step 2: Convert to fraction form
    94,281.87/130,111.19 = 51,263.81/x
  3. Step 3: Cross multiply
    94,281.87x = 130,111.19 × 51,263.81
  4. Step 4: Simplify right side
    94,281.87x = 6,669,994,416.16
  5. Step 5: Solve for x
    x = 6,669,994,416.16/94,281.87
  6. Step 6: Final answer
    x = 70,745.25

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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.