Home / 93,243.11-128,671.02-52,951.55

Finding the Fourth Proportional to 93,243.11, 128,671.02 and 52,951.55

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Solution

The fourth proportional to 93,243.11, 128,671.02 and 52,951.55 is: 73,070.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,243.11 : 128,671.02 = 52,951.55 : x
  2. Step 2: Convert to fraction form
    93,243.11/128,671.02 = 52,951.55/x
  3. Step 3: Cross multiply
    93,243.11x = 128,671.02 × 52,951.55
  4. Step 4: Simplify right side
    93,243.11x = 6,813,329,949.08
  5. Step 5: Solve for x
    x = 6,813,329,949.08/93,243.11
  6. Step 6: Final answer
    x = 73,070.60

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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.