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Finding the Fourth Proportional to 164,364.06, 245,357.06 and 144,435.06

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Solution

The fourth proportional to 164,364.06, 245,357.06 and 144,435.06 is: 215,607.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,364.06 : 245,357.06 = 144,435.06 : x
  2. Step 2: Convert to fraction form
    164,364.06/245,357.06 = 144,435.06/x
  3. Step 3: Cross multiply
    164,364.06x = 245,357.06 × 144,435.06
  4. Step 4: Simplify right side
    164,364.06x = 35,438,160,960.35
  5. Step 5: Solve for x
    x = 35,438,160,960.35/164,364.06
  6. Step 6: Final answer
    x = 215,607.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.