Home / 153,838.59-230,784.96-52,612.84

Finding the Fourth Proportional to 153,838.59, 230,784.96 and 52,612.84

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Solution

The fourth proportional to 153,838.59, 230,784.96 and 52,612.84 is: 78,928.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,838.59 : 230,784.96 = 52,612.84 : x
  2. Step 2: Convert to fraction form
    153,838.59/230,784.96 = 52,612.84/x
  3. Step 3: Cross multiply
    153,838.59x = 230,784.96 × 52,612.84
  4. Step 4: Simplify right side
    153,838.59x = 12,142,252,660.67
  5. Step 5: Solve for x
    x = 12,142,252,660.67/153,838.59
  6. Step 6: Final answer
    x = 78,928.52

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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.