Home / 234,557.64-323,681.58-139,007.70

Finding the Fourth Proportional to 234,557.64, 323,681.58 and 139,007.70

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Solution

The fourth proportional to 234,557.64, 323,681.58 and 139,007.70 is: 191,825.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,557.64 : 323,681.58 = 139,007.70 : x
  2. Step 2: Convert to fraction form
    234,557.64/323,681.58 = 139,007.70/x
  3. Step 3: Cross multiply
    234,557.64x = 323,681.58 × 139,007.70
  4. Step 4: Simplify right side
    234,557.64x = 44,994,231,968.17
  5. Step 5: Solve for x
    x = 44,994,231,968.17/234,557.64
  6. Step 6: Final answer
    x = 191,825.91

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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.