Home / 162,054.09-223,733.21-111,150.45

Finding the Fourth Proportional to 162,054.09, 223,733.21 and 111,150.45

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Solution

The fourth proportional to 162,054.09, 223,733.21 and 111,150.45 is: 153,455.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,054.09 : 223,733.21 = 111,150.45 : x
  2. Step 2: Convert to fraction form
    162,054.09/223,733.21 = 111,150.45/x
  3. Step 3: Cross multiply
    162,054.09x = 223,733.21 × 111,150.45
  4. Step 4: Simplify right side
    162,054.09x = 24,868,046,415.69
  5. Step 5: Solve for x
    x = 24,868,046,415.69/162,054.09
  6. Step 6: Final answer
    x = 153,455.22

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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.