Home / 86,550.08-119,444.64-48,810.56

Finding the Fourth Proportional to 86,550.08, 119,444.64 and 48,810.56

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Solution

The fourth proportional to 86,550.08, 119,444.64 and 48,810.56 is: 67,361.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,550.08 : 119,444.64 = 48,810.56 : x
  2. Step 2: Convert to fraction form
    86,550.08/119,444.64 = 48,810.56/x
  3. Step 3: Cross multiply
    86,550.08x = 119,444.64 × 48,810.56
  4. Step 4: Simplify right side
    86,550.08x = 5,830,159,767.40
  5. Step 5: Solve for x
    x = 5,830,159,767.40/86,550.08
  6. Step 6: Final answer
    x = 67,361.69

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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.