Home / 93,931.07-140,918.20-30,753.23

Finding the Fourth Proportional to 93,931.07, 140,918.20 and 30,753.23

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Solution

The fourth proportional to 93,931.07, 140,918.20 and 30,753.23 is: 46,136.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,931.07 : 140,918.20 = 30,753.23 : x
  2. Step 2: Convert to fraction form
    93,931.07/140,918.20 = 30,753.23/x
  3. Step 3: Cross multiply
    93,931.07x = 140,918.20 × 30,753.23
  4. Step 4: Simplify right side
    93,931.07x = 4,333,689,815.79
  5. Step 5: Solve for x
    x = 4,333,689,815.79/93,931.07
  6. Step 6: Final answer
    x = 46,136.92

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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.