Home / 130,271.42-195,430.53-46,080.38

Finding the Fourth Proportional to 130,271.42, 195,430.53 and 46,080.38

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Solution

The fourth proportional to 130,271.42, 195,430.53 and 46,080.38 is: 69,128.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,271.42 : 195,430.53 = 46,080.38 : x
  2. Step 2: Convert to fraction form
    130,271.42/195,430.53 = 46,080.38/x
  3. Step 3: Cross multiply
    130,271.42x = 195,430.53 × 46,080.38
  4. Step 4: Simplify right side
    130,271.42x = 9,005,513,086.00
  5. Step 5: Solve for x
    x = 9,005,513,086.00/130,271.42
  6. Step 6: Final answer
    x = 69,128.85

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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.