Home / 152,985.93-229,478.85-47,804.90

Finding the Fourth Proportional to 152,985.93, 229,478.85 and 47,804.90

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Solution

The fourth proportional to 152,985.93, 229,478.85 and 47,804.90 is: 71,707.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,985.93 : 229,478.85 = 47,804.90 : x
  2. Step 2: Convert to fraction form
    152,985.93/229,478.85 = 47,804.90/x
  3. Step 3: Cross multiply
    152,985.93x = 229,478.85 × 47,804.90
  4. Step 4: Simplify right side
    152,985.93x = 10,970,212,194.52
  5. Step 5: Solve for x
    x = 10,970,212,194.52/152,985.93
  6. Step 6: Final answer
    x = 71,707.33

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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.