Home / 156,632.32-216,054.26-92,925

Finding the Fourth Proportional to 156,632.32, 216,054.26 and 92,925

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Solution

The fourth proportional to 156,632.32, 216,054.26 and 92,925 is: 128,178.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,632.32 : 216,054.26 = 92,925 : x
  2. Step 2: Convert to fraction form
    156,632.32/216,054.26 = 92,925/x
  3. Step 3: Cross multiply
    156,632.32x = 216,054.26 × 92,925
  4. Step 4: Simplify right side
    156,632.32x = 20,076,842,110.50
  5. Step 5: Solve for x
    x = 20,076,842,110.50/156,632.32
  6. Step 6: Final answer
    x = 128,178.16

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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.