Home / 149,411.40-223,814.70-93,078.60

Finding the Fourth Proportional to 149,411.40, 223,814.70 and 93,078.60

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Solution

The fourth proportional to 149,411.40, 223,814.70 and 93,078.60 is: 139,429.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,411.40 : 223,814.70 = 93,078.60 : x
  2. Step 2: Convert to fraction form
    149,411.40/223,814.70 = 93,078.60/x
  3. Step 3: Cross multiply
    149,411.40x = 223,814.70 × 93,078.60
  4. Step 4: Simplify right side
    149,411.40x = 20,832,358,935.42
  5. Step 5: Solve for x
    x = 20,832,358,935.42/149,411.40
  6. Step 6: Final answer
    x = 139,429.51

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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.