Home / 74,054.40-111,088.34-24,121.68

Finding the Fourth Proportional to 74,054.40, 111,088.34 and 24,121.68

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Solution

The fourth proportional to 74,054.40, 111,088.34 and 24,121.68 is: 36,184.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,054.40 : 111,088.34 = 24,121.68 : x
  2. Step 2: Convert to fraction form
    74,054.40/111,088.34 = 24,121.68/x
  3. Step 3: Cross multiply
    74,054.40x = 111,088.34 × 24,121.68
  4. Step 4: Simplify right side
    74,054.40x = 2,679,637,389.21
  5. Step 5: Solve for x
    x = 2,679,637,389.21/74,054.40
  6. Step 6: Final answer
    x = 36,184.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.