Home / 122,364.10-183,613.02-47,487.22

Finding the Fourth Proportional to 122,364.10, 183,613.02 and 47,487.22

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Solution

The fourth proportional to 122,364.10, 183,613.02 and 47,487.22 is: 71,256.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,364.10 : 183,613.02 = 47,487.22 : x
  2. Step 2: Convert to fraction form
    122,364.10/183,613.02 = 47,487.22/x
  3. Step 3: Cross multiply
    122,364.10x = 183,613.02 × 47,487.22
  4. Step 4: Simplify right side
    122,364.10x = 8,719,271,875.60
  5. Step 5: Solve for x
    x = 8,719,271,875.60/122,364.10
  6. Step 6: Final answer
    x = 71,256.78

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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.