Home / 93,162.21-128,557.36-52,876.79

Finding the Fourth Proportional to 93,162.21, 128,557.36 and 52,876.79

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Solution

The fourth proportional to 93,162.21, 128,557.36 and 52,876.79 is: 72,966.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,162.21 : 128,557.36 = 52,876.79 : x
  2. Step 2: Convert to fraction form
    93,162.21/128,557.36 = 52,876.79/x
  3. Step 3: Cross multiply
    93,162.21x = 128,557.36 × 52,876.79
  4. Step 4: Simplify right side
    93,162.21x = 6,797,700,263.29
  5. Step 5: Solve for x
    x = 6,797,700,263.29/93,162.21
  6. Step 6: Final answer
    x = 72,966.29

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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.