Home / 118,408.56-163,395.98-67,426.52

Finding the Fourth Proportional to 118,408.56, 163,395.98 and 67,426.52

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Solution

The fourth proportional to 118,408.56, 163,395.98 and 67,426.52 is: 93,044.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,408.56 : 163,395.98 = 67,426.52 : x
  2. Step 2: Convert to fraction form
    118,408.56/163,395.98 = 67,426.52/x
  3. Step 3: Cross multiply
    118,408.56x = 163,395.98 × 67,426.52
  4. Step 4: Simplify right side
    118,408.56x = 11,017,221,159.28
  5. Step 5: Solve for x
    x = 11,017,221,159.28/118,408.56
  6. Step 6: Final answer
    x = 93,044.13

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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.