Home / 126,054.21-173,953.98-69,465.63

Finding the Fourth Proportional to 126,054.21, 173,953.98 and 69,465.63

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Solution

The fourth proportional to 126,054.21, 173,953.98 and 69,465.63 is: 95,862.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,054.21 : 173,953.98 = 69,465.63 : x
  2. Step 2: Convert to fraction form
    126,054.21/173,953.98 = 69,465.63/x
  3. Step 3: Cross multiply
    126,054.21x = 173,953.98 × 69,465.63
  4. Step 4: Simplify right side
    126,054.21x = 12,083,822,811.71
  5. Step 5: Solve for x
    x = 12,083,822,811.71/126,054.21
  6. Step 6: Final answer
    x = 95,862.11

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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.