Home / 109,050.06-150,488.37-61,303.80

Finding the Fourth Proportional to 109,050.06, 150,488.37 and 61,303.80

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Solution

The fourth proportional to 109,050.06, 150,488.37 and 61,303.80 is: 84,598.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,050.06 : 150,488.37 = 61,303.80 : x
  2. Step 2: Convert to fraction form
    109,050.06/150,488.37 = 61,303.80/x
  3. Step 3: Cross multiply
    109,050.06x = 150,488.37 × 61,303.80
  4. Step 4: Simplify right side
    109,050.06x = 9,225,508,936.81
  5. Step 5: Solve for x
    x = 9,225,508,936.81/109,050.06
  6. Step 6: Final answer
    x = 84,598.84

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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.