Home / 519,864.77-779,871.54-160,066.06

Finding the Fourth Proportional to 519,864.77, 779,871.54 and 160,066.06

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Solution

The fourth proportional to 519,864.77, 779,871.54 and 160,066.06 is: 240,121.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    519,864.77 : 779,871.54 = 160,066.06 : x
  2. Step 2: Convert to fraction form
    519,864.77/779,871.54 = 160,066.06/x
  3. Step 3: Cross multiply
    519,864.77x = 779,871.54 × 160,066.06
  4. Step 4: Simplify right side
    519,864.77x = 124,830,965,688.77
  5. Step 5: Solve for x
    x = 124,830,965,688.77/519,864.77
  6. Step 6: Final answer
    x = 240,121.99

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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.