Home / 164,425.20-246,637.80-89,516.40

Finding the Fourth Proportional to 164,425.20, 246,637.80 and 89,516.40

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Solution

The fourth proportional to 164,425.20, 246,637.80 and 89,516.40 is: 134,274.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,425.20 : 246,637.80 = 89,516.40 : x
  2. Step 2: Convert to fraction form
    164,425.20/246,637.80 = 89,516.40/x
  3. Step 3: Cross multiply
    164,425.20x = 246,637.80 × 89,516.40
  4. Step 4: Simplify right side
    164,425.20x = 22,078,127,959.92
  5. Step 5: Solve for x
    x = 22,078,127,959.92/164,425.20
  6. Step 6: Final answer
    x = 134,274.60

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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.