Home / 156,432.64-216,055.23-106,044.16

Finding the Fourth Proportional to 156,432.64, 216,055.23 and 106,044.16

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Solution

The fourth proportional to 156,432.64, 216,055.23 and 106,044.16 is: 146,461.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,432.64 : 216,055.23 = 106,044.16 : x
  2. Step 2: Convert to fraction form
    156,432.64/216,055.23 = 106,044.16/x
  3. Step 3: Cross multiply
    156,432.64x = 216,055.23 × 106,044.16
  4. Step 4: Simplify right side
    156,432.64x = 22,911,395,378.96
  5. Step 5: Solve for x
    x = 22,911,395,378.96/156,432.64
  6. Step 6: Final answer
    x = 146,461.73

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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.