Home / 190,095.04-262,327.98-105,210.28

Finding the Fourth Proportional to 190,095.04, 262,327.98 and 105,210.28

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Solution

The fourth proportional to 190,095.04, 262,327.98 and 105,210.28 is: 145,188.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,095.04 : 262,327.98 = 105,210.28 : x
  2. Step 2: Convert to fraction form
    190,095.04/262,327.98 = 105,210.28/x
  3. Step 3: Cross multiply
    190,095.04x = 262,327.98 × 105,210.28
  4. Step 4: Simplify right side
    190,095.04x = 27,599,600,227.63
  5. Step 5: Solve for x
    x = 27,599,600,227.63/190,095.04
  6. Step 6: Final answer
    x = 145,188.43

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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.