Home / 156,479.84-234,660.83-56,615.34

Finding the Fourth Proportional to 156,479.84, 234,660.83 and 56,615.34

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Solution

The fourth proportional to 156,479.84, 234,660.83 and 56,615.34 is: 84,901.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,479.84 : 234,660.83 = 56,615.34 : x
  2. Step 2: Convert to fraction form
    156,479.84/234,660.83 = 56,615.34/x
  3. Step 3: Cross multiply
    156,479.84x = 234,660.83 × 56,615.34
  4. Step 4: Simplify right side
    156,479.84x = 13,285,402,392.06
  5. Step 5: Solve for x
    x = 13,285,402,392.06/156,479.84
  6. Step 6: Final answer
    x = 84,901.69

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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.