Home / 181,938.60-272,907.90-97,666.20

Finding the Fourth Proportional to 181,938.60, 272,907.90 and 97,666.20

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Solution

The fourth proportional to 181,938.60, 272,907.90 and 97,666.20 is: 146,499.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,938.60 : 272,907.90 = 97,666.20 : x
  2. Step 2: Convert to fraction form
    181,938.60/272,907.90 = 97,666.20/x
  3. Step 3: Cross multiply
    181,938.60x = 272,907.90 × 97,666.20
  4. Step 4: Simplify right side
    181,938.60x = 26,653,877,542.98
  5. Step 5: Solve for x
    x = 26,653,877,542.98/181,938.60
  6. Step 6: Final answer
    x = 146,499.30

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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.