Home / 53,000.22-73,141.65-29,127.50

Finding the Fourth Proportional to 53,000.22, 73,141.65 and 29,127.50

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Solution

The fourth proportional to 53,000.22, 73,141.65 and 29,127.50 is: 40,196.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,000.22 : 73,141.65 = 29,127.50 : x
  2. Step 2: Convert to fraction form
    53,000.22/73,141.65 = 29,127.50/x
  3. Step 3: Cross multiply
    53,000.22x = 73,141.65 × 29,127.50
  4. Step 4: Simplify right side
    53,000.22x = 2,130,433,410.38
  5. Step 5: Solve for x
    x = 2,130,433,410.38/53,000.22
  6. Step 6: Final answer
    x = 40,196.69

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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.