Home / 190,368.34-262,810.17-121,527.04

Finding the Fourth Proportional to 190,368.34, 262,810.17 and 121,527.04

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Solution

The fourth proportional to 190,368.34, 262,810.17 and 121,527.04 is: 167,772.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,368.34 : 262,810.17 = 121,527.04 : x
  2. Step 2: Convert to fraction form
    190,368.34/262,810.17 = 121,527.04/x
  3. Step 3: Cross multiply
    190,368.34x = 262,810.17 × 121,527.04
  4. Step 4: Simplify right side
    190,368.34x = 31,938,542,042.00
  5. Step 5: Solve for x
    x = 31,938,542,042.00/190,368.34
  6. Step 6: Final answer
    x = 167,772.34

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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.