Home / 219,285.63-328,902.93-61,527.60

Finding the Fourth Proportional to 219,285.63, 328,902.93 and 61,527.60

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Solution

The fourth proportional to 219,285.63, 328,902.93 and 61,527.60 is: 92,284.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,285.63 : 328,902.93 = 61,527.60 : x
  2. Step 2: Convert to fraction form
    219,285.63/328,902.93 = 61,527.60/x
  3. Step 3: Cross multiply
    219,285.63x = 328,902.93 × 61,527.60
  4. Step 4: Simplify right side
    219,285.63x = 20,236,607,915.87
  5. Step 5: Solve for x
    x = 20,236,607,915.87/219,285.63
  6. Step 6: Final answer
    x = 92,284.24

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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.