Home / 156,622.24-216,242.76-92,980.48

Finding the Fourth Proportional to 156,622.24, 216,242.76 and 92,980.48

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Solution

The fourth proportional to 156,622.24, 216,242.76 and 92,980.48 is: 128,374.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,622.24 : 216,242.76 = 92,980.48 : x
  2. Step 2: Convert to fraction form
    156,622.24/216,242.76 = 92,980.48/x
  3. Step 3: Cross multiply
    156,622.24x = 216,242.76 × 92,980.48
  4. Step 4: Simplify right side
    156,622.24x = 20,106,355,621.32
  5. Step 5: Solve for x
    x = 20,106,355,621.32/156,622.24
  6. Step 6: Final answer
    x = 128,374.84

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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.