Home / 86,518.86-119,387.73-52,545.94

Finding the Fourth Proportional to 86,518.86, 119,387.73 and 52,545.94

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Solution

The fourth proportional to 86,518.86, 119,387.73 and 52,545.94 is: 72,508.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,518.86 : 119,387.73 = 52,545.94 : x
  2. Step 2: Convert to fraction form
    86,518.86/119,387.73 = 52,545.94/x
  3. Step 3: Cross multiply
    86,518.86x = 119,387.73 × 52,545.94
  4. Step 4: Simplify right side
    86,518.86x = 6,273,340,497.32
  5. Step 5: Solve for x
    x = 6,273,340,497.32/86,518.86
  6. Step 6: Final answer
    x = 72,508.36

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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.