Home / 86,050.19-118,716.07-63,442.92

Finding the Fourth Proportional to 86,050.19, 118,716.07 and 63,442.92

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Solution

The fourth proportional to 86,050.19, 118,716.07 and 63,442.92 is: 87,526.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,050.19 : 118,716.07 = 63,442.92 : x
  2. Step 2: Convert to fraction form
    86,050.19/118,716.07 = 63,442.92/x
  3. Step 3: Cross multiply
    86,050.19x = 118,716.07 × 63,442.92
  4. Step 4: Simplify right side
    86,050.19x = 7,531,693,814.51
  5. Step 5: Solve for x
    x = 7,531,693,814.51/86,050.19
  6. Step 6: Final answer
    x = 87,526.76

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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.