Home / 124,123.32-171,291.24-70,408.44

Finding the Fourth Proportional to 124,123.32, 171,291.24 and 70,408.44

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Solution

The fourth proportional to 124,123.32, 171,291.24 and 70,408.44 is: 97,164.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,123.32 : 171,291.24 = 70,408.44 : x
  2. Step 2: Convert to fraction form
    124,123.32/171,291.24 = 70,408.44/x
  3. Step 3: Cross multiply
    124,123.32x = 171,291.24 × 70,408.44
  4. Step 4: Simplify right side
    124,123.32x = 12,060,348,994.07
  5. Step 5: Solve for x
    x = 12,060,348,994.07/124,123.32
  6. Step 6: Final answer
    x = 97,164.25

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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.