Home / 163,345.06-225,415.47-95,408.74

Finding the Fourth Proportional to 163,345.06, 225,415.47 and 95,408.74

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Solution

The fourth proportional to 163,345.06, 225,415.47 and 95,408.74 is: 131,663.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,345.06 : 225,415.47 = 95,408.74 : x
  2. Step 2: Convert to fraction form
    163,345.06/225,415.47 = 95,408.74/x
  3. Step 3: Cross multiply
    163,345.06x = 225,415.47 × 95,408.74
  4. Step 4: Simplify right side
    163,345.06x = 21,506,605,969.21
  5. Step 5: Solve for x
    x = 21,506,605,969.21/163,345.06
  6. Step 6: Final answer
    x = 131,663.64

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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.