Home / 75,698.22-113,547.30-40,152.18

Finding the Fourth Proportional to 75,698.22, 113,547.30 and 40,152.18

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Solution

The fourth proportional to 75,698.22, 113,547.30 and 40,152.18 is: 60,228.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,698.22 : 113,547.30 = 40,152.18 : x
  2. Step 2: Convert to fraction form
    75,698.22/113,547.30 = 40,152.18/x
  3. Step 3: Cross multiply
    75,698.22x = 113,547.30 × 40,152.18
  4. Step 4: Simplify right side
    75,698.22x = 4,559,171,628.11
  5. Step 5: Solve for x
    x = 4,559,171,628.11/75,698.22
  6. Step 6: Final answer
    x = 60,228.25

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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.