Home / 122,530.80-183,709.71-47,588.52

Finding the Fourth Proportional to 122,530.80, 183,709.71 and 47,588.52

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Solution

The fourth proportional to 122,530.80, 183,709.71 and 47,588.52 is: 71,349.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,530.80 : 183,709.71 = 47,588.52 : x
  2. Step 2: Convert to fraction form
    122,530.80/183,709.71 = 47,588.52/x
  3. Step 3: Cross multiply
    122,530.80x = 183,709.71 × 47,588.52
  4. Step 4: Simplify right side
    122,530.80x = 8,742,473,208.53
  5. Step 5: Solve for x
    x = 8,742,473,208.53/122,530.80
  6. Step 6: Final answer
    x = 71,349.19

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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.