Home / 156,585.55-216,144.09-92,923.33

Finding the Fourth Proportional to 156,585.55, 216,144.09 and 92,923.33

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Solution

The fourth proportional to 156,585.55, 216,144.09 and 92,923.33 is: 128,267.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,585.55 : 216,144.09 = 92,923.33 : x
  2. Step 2: Convert to fraction form
    156,585.55/216,144.09 = 92,923.33/x
  3. Step 3: Cross multiply
    156,585.55x = 216,144.09 × 92,923.33
  4. Step 4: Simplify right side
    156,585.55x = 20,084,828,602.62
  5. Step 5: Solve for x
    x = 20,084,828,602.62/156,585.55
  6. Step 6: Final answer
    x = 128,267.45

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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.