Home / 86,330.58-119,120.40-48,089.18

Finding the Fourth Proportional to 86,330.58, 119,120.40 and 48,089.18

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Solution

The fourth proportional to 86,330.58, 119,120.40 and 48,089.18 is: 66,354.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,330.58 : 119,120.40 = 48,089.18 : x
  2. Step 2: Convert to fraction form
    86,330.58/119,120.40 = 48,089.18/x
  3. Step 3: Cross multiply
    86,330.58x = 119,120.40 × 48,089.18
  4. Step 4: Simplify right side
    86,330.58x = 5,728,402,352.31
  5. Step 5: Solve for x
    x = 5,728,402,352.31/86,330.58
  6. Step 6: Final answer
    x = 66,354.26

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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.