Home / 93,059.20-128,444.51-52,796.53

Finding the Fourth Proportional to 93,059.20, 128,444.51 and 52,796.53

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Solution

The fourth proportional to 93,059.20, 128,444.51 and 52,796.53 is: 72,872.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,059.20 : 128,444.51 = 52,796.53 : x
  2. Step 2: Convert to fraction form
    93,059.20/128,444.51 = 52,796.53/x
  3. Step 3: Cross multiply
    93,059.20x = 128,444.51 × 52,796.53
  4. Step 4: Simplify right side
    93,059.20x = 6,781,424,520.11
  5. Step 5: Solve for x
    x = 6,781,424,520.11/93,059.20
  6. Step 6: Final answer
    x = 72,872.15

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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.