Home / 343,267.02-514,935.14-90,564.98

Finding the Fourth Proportional to 343,267.02, 514,935.14 and 90,564.98

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Solution

The fourth proportional to 343,267.02, 514,935.14 and 90,564.98 is: 135,856.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,267.02 : 514,935.14 = 90,564.98 : x
  2. Step 2: Convert to fraction form
    343,267.02/514,935.14 = 90,564.98/x
  3. Step 3: Cross multiply
    343,267.02x = 514,935.14 × 90,564.98
  4. Step 4: Simplify right side
    343,267.02x = 46,635,087,627.90
  5. Step 5: Solve for x
    x = 46,635,087,627.90/343,267.02
  6. Step 6: Final answer
    x = 135,856.59

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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.