Home / 113,250.40-169,875.60-57,263.20

Finding the Fourth Proportional to 113,250.40, 169,875.60 and 57,263.20

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Solution

The fourth proportional to 113,250.40, 169,875.60 and 57,263.20 is: 85,894.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,250.40 : 169,875.60 = 57,263.20 : x
  2. Step 2: Convert to fraction form
    113,250.40/169,875.60 = 57,263.20/x
  3. Step 3: Cross multiply
    113,250.40x = 169,875.60 × 57,263.20
  4. Step 4: Simplify right side
    113,250.40x = 9,727,620,457.92
  5. Step 5: Solve for x
    x = 9,727,620,457.92/113,250.40
  6. Step 6: Final answer
    x = 85,894.80

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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.