Home / 56,962.24-85,440.16-15,406.08

Finding the Fourth Proportional to 56,962.24, 85,440.16 and 15,406.08

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Solution

The fourth proportional to 56,962.24, 85,440.16 and 15,406.08 is: 23,108.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,962.24 : 85,440.16 = 15,406.08 : x
  2. Step 2: Convert to fraction form
    56,962.24/85,440.16 = 15,406.08/x
  3. Step 3: Cross multiply
    56,962.24x = 85,440.16 × 15,406.08
  4. Step 4: Simplify right side
    56,962.24x = 1,316,297,940.17
  5. Step 5: Solve for x
    x = 1,316,297,940.17/56,962.24
  6. Step 6: Final answer
    x = 23,108.25

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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.