Home / 194,737.08-291,970.26-76,420.20

Finding the Fourth Proportional to 194,737.08, 291,970.26 and 76,420.20

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Solution

The fourth proportional to 194,737.08, 291,970.26 and 76,420.20 is: 114,577.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,737.08 : 291,970.26 = 76,420.20 : x
  2. Step 2: Convert to fraction form
    194,737.08/291,970.26 = 76,420.20/x
  3. Step 3: Cross multiply
    194,737.08x = 291,970.26 × 76,420.20
  4. Step 4: Simplify right side
    194,737.08x = 22,312,425,663.25
  5. Step 5: Solve for x
    x = 22,312,425,663.25/194,737.08
  6. Step 6: Final answer
    x = 114,577.18

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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.