Home / 52,429.37-78,630.87-14,989.64

Finding the Fourth Proportional to 52,429.37, 78,630.87 and 14,989.64

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Solution

The fourth proportional to 52,429.37, 78,630.87 and 14,989.64 is: 22,480.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,429.37 : 78,630.87 = 14,989.64 : x
  2. Step 2: Convert to fraction form
    52,429.37/78,630.87 = 14,989.64/x
  3. Step 3: Cross multiply
    52,429.37x = 78,630.87 × 14,989.64
  4. Step 4: Simplify right side
    52,429.37x = 1,178,648,434.19
  5. Step 5: Solve for x
    x = 1,178,648,434.19/52,429.37
  6. Step 6: Final answer
    x = 22,480.69

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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.