Home / 130,400.10-195,551.55-46,127.70

Finding the Fourth Proportional to 130,400.10, 195,551.55 and 46,127.70

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Solution

The fourth proportional to 130,400.10, 195,551.55 and 46,127.70 is: 69,174.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,400.10 : 195,551.55 = 46,127.70 : x
  2. Step 2: Convert to fraction form
    130,400.10/195,551.55 = 46,127.70/x
  3. Step 3: Cross multiply
    130,400.10x = 195,551.55 × 46,127.70
  4. Step 4: Simplify right side
    130,400.10x = 9,020,343,232.94
  5. Step 5: Solve for x
    x = 9,020,343,232.94/130,400.10
  6. Step 6: Final answer
    x = 69,174.36

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1.5x scale

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.