Home / 156,630.46-216,150.36-92,981.02

Finding the Fourth Proportional to 156,630.46, 216,150.36 and 92,981.02

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Solution

The fourth proportional to 156,630.46, 216,150.36 and 92,981.02 is: 128,314.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,630.46 : 216,150.36 = 92,981.02 : x
  2. Step 2: Convert to fraction form
    156,630.46/216,150.36 = 92,981.02/x
  3. Step 3: Cross multiply
    156,630.46x = 216,150.36 × 92,981.02
  4. Step 4: Simplify right side
    156,630.46x = 20,097,880,946.17
  5. Step 5: Solve for x
    x = 20,097,880,946.17/156,630.46
  6. Step 6: Final answer
    x = 128,314.00

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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.