Home / 53,720.47-74,156.98-36,261.58

Finding the Fourth Proportional to 53,720.47, 74,156.98 and 36,261.58

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Solution

The fourth proportional to 53,720.47, 74,156.98 and 36,261.58 is: 50,056.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,720.47 : 74,156.98 = 36,261.58 : x
  2. Step 2: Convert to fraction form
    53,720.47/74,156.98 = 36,261.58/x
  3. Step 3: Cross multiply
    53,720.47x = 74,156.98 × 36,261.58
  4. Step 4: Simplify right side
    53,720.47x = 2,689,049,262.83
  5. Step 5: Solve for x
    x = 2,689,049,262.83/53,720.47
  6. Step 6: Final answer
    x = 50,056.32

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1.5x scale

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.