Home / 130,988.04-196,317.77-56,020.18

Finding the Fourth Proportional to 130,988.04, 196,317.77 and 56,020.18

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Solution

The fourth proportional to 130,988.04, 196,317.77 and 56,020.18 is: 83,960.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,988.04 : 196,317.77 = 56,020.18 : x
  2. Step 2: Convert to fraction form
    130,988.04/196,317.77 = 56,020.18/x
  3. Step 3: Cross multiply
    130,988.04x = 196,317.77 × 56,020.18
  4. Step 4: Simplify right side
    130,988.04x = 10,997,756,041.70
  5. Step 5: Solve for x
    x = 10,997,756,041.70/130,988.04
  6. Step 6: Final answer
    x = 83,960.00

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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.