Home / 42,733.02-64,091.96-11,570.70

Finding the Fourth Proportional to 42,733.02, 64,091.96 and 11,570.70

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Solution

The fourth proportional to 42,733.02, 64,091.96 and 11,570.70 is: 17,354.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,733.02 : 64,091.96 = 11,570.70 : x
  2. Step 2: Convert to fraction form
    42,733.02/64,091.96 = 11,570.70/x
  3. Step 3: Cross multiply
    42,733.02x = 64,091.96 × 11,570.70
  4. Step 4: Simplify right side
    42,733.02x = 741,588,841.57
  5. Step 5: Solve for x
    x = 741,588,841.57/42,733.02
  6. Step 6: Final answer
    x = 17,354.00

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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.