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Finding the Fourth Proportional to 93,297.14, 128,749.22 and 50,854.76

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Solution

The fourth proportional to 93,297.14, 128,749.22 and 50,854.76 is: 70,179.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,297.14 : 128,749.22 = 50,854.76 : x
  2. Step 2: Convert to fraction form
    93,297.14/128,749.22 = 50,854.76/x
  3. Step 3: Cross multiply
    93,297.14x = 128,749.22 × 50,854.76
  4. Step 4: Simplify right side
    93,297.14x = 6,547,510,683.29
  5. Step 5: Solve for x
    x = 6,547,510,683.29/93,297.14
  6. Step 6: Final answer
    x = 70,179.11

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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.