Home / 162,326.95-224,006.89-90,707.56

Finding the Fourth Proportional to 162,326.95, 224,006.89 and 90,707.56

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Solution

The fourth proportional to 162,326.95, 224,006.89 and 90,707.56 is: 125,174.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,326.95 : 224,006.89 = 90,707.56 : x
  2. Step 2: Convert to fraction form
    162,326.95/224,006.89 = 90,707.56/x
  3. Step 3: Cross multiply
    162,326.95x = 224,006.89 × 90,707.56
  4. Step 4: Simplify right side
    162,326.95x = 20,319,118,415.09
  5. Step 5: Solve for x
    x = 20,319,118,415.09/162,326.95
  6. Step 6: Final answer
    x = 125,174.03

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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.