Home / 109,612.37-164,435.78-46,432.67

Finding the Fourth Proportional to 109,612.37, 164,435.78 and 46,432.67

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Solution

The fourth proportional to 109,612.37, 164,435.78 and 46,432.67 is: 69,656.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,612.37 : 164,435.78 = 46,432.67 : x
  2. Step 2: Convert to fraction form
    109,612.37/164,435.78 = 46,432.67/x
  3. Step 3: Cross multiply
    109,612.37x = 164,435.78 × 46,432.67
  4. Step 4: Simplify right side
    109,612.37x = 7,635,191,602.84
  5. Step 5: Solve for x
    x = 7,635,191,602.84/109,612.37
  6. Step 6: Final answer
    x = 69,656.29

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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.