Home / 130,369.04-195,646.82-55,541.60

Finding the Fourth Proportional to 130,369.04, 195,646.82 and 55,541.60

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Solution

The fourth proportional to 130,369.04, 195,646.82 and 55,541.60 is: 83,352.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,369.04 : 195,646.82 = 55,541.60 : x
  2. Step 2: Convert to fraction form
    130,369.04/195,646.82 = 55,541.60/x
  3. Step 3: Cross multiply
    130,369.04x = 195,646.82 × 55,541.60
  4. Step 4: Simplify right side
    130,369.04x = 10,866,537,417.71
  5. Step 5: Solve for x
    x = 10,866,537,417.71/130,369.04
  6. Step 6: Final answer
    x = 83,352.13

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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.