Home / 60,054.12-89,949.96-30,421.08

Finding the Fourth Proportional to 60,054.12, 89,949.96 and 30,421.08

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Solution

The fourth proportional to 60,054.12, 89,949.96 and 30,421.08 is: 45,565.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,054.12 : 89,949.96 = 30,421.08 : x
  2. Step 2: Convert to fraction form
    60,054.12/89,949.96 = 30,421.08/x
  3. Step 3: Cross multiply
    60,054.12x = 89,949.96 × 30,421.08
  4. Step 4: Simplify right side
    60,054.12x = 2,736,374,929.16
  5. Step 5: Solve for x
    x = 2,736,374,929.16/60,054.12
  6. Step 6: Final answer
    x = 45,565.15

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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.