Home / 156,727.57-216,339.23-93,064.91

Finding the Fourth Proportional to 156,727.57, 216,339.23 and 93,064.91

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Solution

The fourth proportional to 156,727.57, 216,339.23 and 93,064.91 is: 128,462.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,727.57 : 216,339.23 = 93,064.91 : x
  2. Step 2: Convert to fraction form
    156,727.57/216,339.23 = 93,064.91/x
  3. Step 3: Cross multiply
    156,727.57x = 216,339.23 × 93,064.91
  4. Step 4: Simplify right side
    156,727.57x = 20,133,590,504.09
  5. Step 5: Solve for x
    x = 20,133,590,504.09/156,727.57
  6. Step 6: Final answer
    x = 128,462.34

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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.