Home / 190,437.04-262,806.36-104,390.28

Finding the Fourth Proportional to 190,437.04, 262,806.36 and 104,390.28

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Solution

The fourth proportional to 190,437.04, 262,806.36 and 104,390.28 is: 144,060.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,437.04 : 262,806.36 = 104,390.28 : x
  2. Step 2: Convert to fraction form
    190,437.04/262,806.36 = 104,390.28/x
  3. Step 3: Cross multiply
    190,437.04x = 262,806.36 × 104,390.28
  4. Step 4: Simplify right side
    190,437.04x = 27,434,429,506.18
  5. Step 5: Solve for x
    x = 27,434,429,506.18/190,437.04
  6. Step 6: Final answer
    x = 144,060.37

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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.