Home / 190,153.79-262,132.63-144,752.63

Finding the Fourth Proportional to 190,153.79, 262,132.63 and 144,752.63

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Solution

The fourth proportional to 190,153.79, 262,132.63 and 144,752.63 is: 199,545.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,153.79 : 262,132.63 = 144,752.63 : x
  2. Step 2: Convert to fraction form
    190,153.79/262,132.63 = 144,752.63/x
  3. Step 3: Cross multiply
    190,153.79x = 262,132.63 × 144,752.63
  4. Step 4: Simplify right side
    190,153.79x = 37,944,387,601.32
  5. Step 5: Solve for x
    x = 37,944,387,601.32/190,153.79
  6. Step 6: Final answer
    x = 199,545.79

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1.5x scale

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.