Home / 156,436.47-234,514.31-56,573.19

Finding the Fourth Proportional to 156,436.47, 234,514.31 and 56,573.19

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Solution

The fourth proportional to 156,436.47, 234,514.31 and 56,573.19 is: 84,809.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,436.47 : 234,514.31 = 56,573.19 : x
  2. Step 2: Convert to fraction form
    156,436.47/234,514.31 = 56,573.19/x
  3. Step 3: Cross multiply
    156,436.47x = 234,514.31 × 56,573.19
  4. Step 4: Simplify right side
    156,436.47x = 13,267,222,334.48
  5. Step 5: Solve for x
    x = 13,267,222,334.48/156,436.47
  6. Step 6: Final answer
    x = 84,809.01

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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.