Home / 146,657.04-219,941.55-76,498.08

Finding the Fourth Proportional to 146,657.04, 219,941.55 and 76,498.08

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Solution

The fourth proportional to 146,657.04, 219,941.55 and 76,498.08 is: 114,724.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,657.04 : 219,941.55 = 76,498.08 : x
  2. Step 2: Convert to fraction form
    146,657.04/219,941.55 = 76,498.08/x
  3. Step 3: Cross multiply
    146,657.04x = 219,941.55 × 76,498.08
  4. Step 4: Simplify right side
    146,657.04x = 16,825,106,287.22
  5. Step 5: Solve for x
    x = 16,825,106,287.22/146,657.04
  6. Step 6: Final answer
    x = 114,724.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.