Home / 53,381.50-73,665.93-29,507.02

Finding the Fourth Proportional to 53,381.50, 73,665.93 and 29,507.02

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Solution

The fourth proportional to 53,381.50, 73,665.93 and 29,507.02 is: 40,719.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,381.50 : 73,665.93 = 29,507.02 : x
  2. Step 2: Convert to fraction form
    53,381.50/73,665.93 = 29,507.02/x
  3. Step 3: Cross multiply
    53,381.50x = 73,665.93 × 29,507.02
  4. Step 4: Simplify right side
    53,381.50x = 2,173,662,069.83
  5. Step 5: Solve for x
    x = 2,173,662,069.83/53,381.50
  6. Step 6: Final answer
    x = 40,719.39

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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.