Home / 124,435.40-171,718.65-67,846.77

Finding the Fourth Proportional to 124,435.40, 171,718.65 and 67,846.77

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Solution

The fourth proportional to 124,435.40, 171,718.65 and 67,846.77 is: 93,627.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,435.40 : 171,718.65 = 67,846.77 : x
  2. Step 2: Convert to fraction form
    124,435.40/171,718.65 = 67,846.77/x
  3. Step 3: Cross multiply
    124,435.40x = 171,718.65 × 67,846.77
  4. Step 4: Simplify right side
    124,435.40x = 11,650,555,751.26
  5. Step 5: Solve for x
    x = 11,650,555,751.26/124,435.40
  6. Step 6: Final answer
    x = 93,627.35

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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.