Home / 190,184.34-262,462.59-105,301.41

Finding the Fourth Proportional to 190,184.34, 262,462.59 and 105,301.41

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Solution

The fourth proportional to 190,184.34, 262,462.59 and 105,301.41 is: 145,320.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,184.34 : 262,462.59 = 105,301.41 : x
  2. Step 2: Convert to fraction form
    190,184.34/262,462.59 = 105,301.41/x
  3. Step 3: Cross multiply
    190,184.34x = 262,462.59 × 105,301.41
  4. Step 4: Simplify right side
    190,184.34x = 27,637,680,799.25
  5. Step 5: Solve for x
    x = 27,637,680,799.25/190,184.34
  6. Step 6: Final answer
    x = 145,320.49

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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.