Home / 86,552.08-119,447.40-48,812.56

Finding the Fourth Proportional to 86,552.08, 119,447.40 and 48,812.56

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Solution

The fourth proportional to 86,552.08, 119,447.40 and 48,812.56 is: 67,364.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,552.08 : 119,447.40 = 48,812.56 : x
  2. Step 2: Convert to fraction form
    86,552.08/119,447.40 = 48,812.56/x
  3. Step 3: Cross multiply
    86,552.08x = 119,447.40 × 48,812.56
  4. Step 4: Simplify right side
    86,552.08x = 5,830,533,379.34
  5. Step 5: Solve for x
    x = 5,830,533,379.34/86,552.08
  6. Step 6: Final answer
    x = 67,364.45

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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.