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Finding the Fourth Proportional to 235,030.16, 324,361.70 and 133,073.58

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Solution

The fourth proportional to 235,030.16, 324,361.70 and 133,073.58 is: 183,652.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,030.16 : 324,361.70 = 133,073.58 : x
  2. Step 2: Convert to fraction form
    235,030.16/324,361.70 = 133,073.58/x
  3. Step 3: Cross multiply
    235,030.16x = 324,361.70 × 133,073.58
  4. Step 4: Simplify right side
    235,030.16x = 43,163,971,968.52
  5. Step 5: Solve for x
    x = 43,163,971,968.52/235,030.16
  6. Step 6: Final answer
    x = 183,652.91

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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.