Home / 119,426.08-164,811.96-65,715.04

Finding the Fourth Proportional to 119,426.08, 164,811.96 and 65,715.04

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Solution

The fourth proportional to 119,426.08, 164,811.96 and 65,715.04 is: 90,688.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,426.08 : 164,811.96 = 65,715.04 : x
  2. Step 2: Convert to fraction form
    119,426.08/164,811.96 = 65,715.04/x
  3. Step 3: Cross multiply
    119,426.08x = 164,811.96 × 65,715.04
  4. Step 4: Simplify right side
    119,426.08x = 10,830,624,543.88
  5. Step 5: Solve for x
    x = 10,830,624,543.88/119,426.08
  6. Step 6: Final answer
    x = 90,688.94

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.