Home / 124,516.32-171,829.12-67,927.68

Finding the Fourth Proportional to 124,516.32, 171,829.12 and 67,927.68

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Solution

The fourth proportional to 124,516.32, 171,829.12 and 67,927.68 is: 93,738.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,516.32 : 171,829.12 = 67,927.68 : x
  2. Step 2: Convert to fraction form
    124,516.32/171,829.12 = 67,927.68/x
  3. Step 3: Cross multiply
    124,516.32x = 171,829.12 × 67,927.68
  4. Step 4: Simplify right side
    124,516.32x = 11,671,953,478.04
  5. Step 5: Solve for x
    x = 11,671,953,478.04/124,516.32
  6. Step 6: Final answer
    x = 93,738.34

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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.