Home / 171,242.10-256,875.45-52,922.67

Finding the Fourth Proportional to 171,242.10, 256,875.45 and 52,922.67

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Solution

The fourth proportional to 171,242.10, 256,875.45 and 52,922.67 is: 79,387.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,242.10 : 256,875.45 = 52,922.67 : x
  2. Step 2: Convert to fraction form
    171,242.10/256,875.45 = 52,922.67/x
  3. Step 3: Cross multiply
    171,242.10x = 256,875.45 × 52,922.67
  4. Step 4: Simplify right side
    171,242.10x = 13,594,533,807.40
  5. Step 5: Solve for x
    x = 13,594,533,807.40/171,242.10
  6. Step 6: Final answer
    x = 79,387.80

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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.