Home / 181,638.40-272,457.60-93,064.90

Finding the Fourth Proportional to 181,638.40, 272,457.60 and 93,064.90

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Solution

The fourth proportional to 181,638.40, 272,457.60 and 93,064.90 is: 139,597.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,638.40 : 272,457.60 = 93,064.90 : x
  2. Step 2: Convert to fraction form
    181,638.40/272,457.60 = 93,064.90/x
  3. Step 3: Cross multiply
    181,638.40x = 272,457.60 × 93,064.90
  4. Step 4: Simplify right side
    181,638.40x = 25,356,239,298.24
  5. Step 5: Solve for x
    x = 25,356,239,298.24/181,638.40
  6. Step 6: Final answer
    x = 139,597.35

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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.