Home / 93,130.14-139,695.21-23,010.78

Finding the Fourth Proportional to 93,130.14, 139,695.21 and 23,010.78

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Solution

The fourth proportional to 93,130.14, 139,695.21 and 23,010.78 is: 34,516.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,130.14 : 139,695.21 = 23,010.78 : x
  2. Step 2: Convert to fraction form
    93,130.14/139,695.21 = 23,010.78/x
  3. Step 3: Cross multiply
    93,130.14x = 139,695.21 × 23,010.78
  4. Step 4: Simplify right side
    93,130.14x = 3,214,495,744.36
  5. Step 5: Solve for x
    x = 3,214,495,744.36/93,130.14
  6. Step 6: Final answer
    x = 34,516.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.