Home / 56,998.08-85,492.80-20,036.16

Finding the Fourth Proportional to 56,998.08, 85,492.80 and 20,036.16

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Solution

The fourth proportional to 56,998.08, 85,492.80 and 20,036.16 is: 30,052.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,998.08 : 85,492.80 = 20,036.16 : x
  2. Step 2: Convert to fraction form
    56,998.08/85,492.80 = 20,036.16/x
  3. Step 3: Cross multiply
    56,998.08x = 85,492.80 × 20,036.16
  4. Step 4: Simplify right side
    56,998.08x = 1,712,947,419.65
  5. Step 5: Solve for x
    x = 1,712,947,419.65/56,998.08
  6. Step 6: Final answer
    x = 30,052.72

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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.