Home / 124,299.18-171,533.16-67,709.34

Finding the Fourth Proportional to 124,299.18, 171,533.16 and 67,709.34

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Solution

The fourth proportional to 124,299.18, 171,533.16 and 67,709.34 is: 93,439.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,299.18 : 171,533.16 = 67,709.34 : x
  2. Step 2: Convert to fraction form
    124,299.18/171,533.16 = 67,709.34/x
  3. Step 3: Cross multiply
    124,299.18x = 171,533.16 × 67,709.34
  4. Step 4: Simplify right side
    124,299.18x = 11,614,397,051.71
  5. Step 5: Solve for x
    x = 11,614,397,051.71/124,299.18
  6. Step 6: Final answer
    x = 93,439.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.