Home / 190,543.92-262,953.28-104,510.40

Finding the Fourth Proportional to 190,543.92, 262,953.28 and 104,510.40

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Solution

The fourth proportional to 190,543.92, 262,953.28 and 104,510.40 is: 144,225.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,543.92 : 262,953.28 = 104,510.40 : x
  2. Step 2: Convert to fraction form
    190,543.92/262,953.28 = 104,510.40/x
  3. Step 3: Cross multiply
    190,543.92x = 262,953.28 × 104,510.40
  4. Step 4: Simplify right side
    190,543.92x = 27,481,352,474.11
  5. Step 5: Solve for x
    x = 27,481,352,474.11/190,543.92
  6. Step 6: Final answer
    x = 144,225.82

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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.