Home / 136,533.17-204,840.08-70,019.90

Finding the Fourth Proportional to 136,533.17, 204,840.08 and 70,019.90

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Solution

The fourth proportional to 136,533.17, 204,840.08 and 70,019.90 is: 105,050.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,533.17 : 204,840.08 = 70,019.90 : x
  2. Step 2: Convert to fraction form
    136,533.17/204,840.08 = 70,019.90/x
  3. Step 3: Cross multiply
    136,533.17x = 204,840.08 × 70,019.90
  4. Step 4: Simplify right side
    136,533.17x = 14,342,880,893.39
  5. Step 5: Solve for x
    x = 14,342,880,893.39/136,533.17
  6. Step 6: Final answer
    x = 105,050.52

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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.