Home / 117,740.75-162,483.39-64,026.93

Finding the Fourth Proportional to 117,740.75, 162,483.39 and 64,026.93

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Solution

The fourth proportional to 117,740.75, 162,483.39 and 64,026.93 is: 88,357.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,740.75 : 162,483.39 = 64,026.93 : x
  2. Step 2: Convert to fraction form
    117,740.75/162,483.39 = 64,026.93/x
  3. Step 3: Cross multiply
    117,740.75x = 162,483.39 × 64,026.93
  4. Step 4: Simplify right side
    117,740.75x = 10,403,312,970.10
  5. Step 5: Solve for x
    x = 10,403,312,970.10/117,740.75
  6. Step 6: Final answer
    x = 88,357.79

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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.