Home / 181,929.40-272,894.10-57,254.20

Finding the Fourth Proportional to 181,929.40, 272,894.10 and 57,254.20

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Solution

The fourth proportional to 181,929.40, 272,894.10 and 57,254.20 is: 85,881.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,929.40 : 272,894.10 = 57,254.20 : x
  2. Step 2: Convert to fraction form
    181,929.40/272,894.10 = 57,254.20/x
  3. Step 3: Cross multiply
    181,929.40x = 272,894.10 × 57,254.20
  4. Step 4: Simplify right side
    181,929.40x = 15,624,333,380.22
  5. Step 5: Solve for x
    x = 15,624,333,380.22/181,929.40
  6. Step 6: Final answer
    x = 85,881.30

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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.