Home / 126,316.08-174,317.40-69,726.24

Finding the Fourth Proportional to 126,316.08, 174,317.40 and 69,726.24

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Solution

The fourth proportional to 126,316.08, 174,317.40 and 69,726.24 is: 96,222.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,316.08 : 174,317.40 = 69,726.24 : x
  2. Step 2: Convert to fraction form
    126,316.08/174,317.40 = 69,726.24/x
  3. Step 3: Cross multiply
    126,316.08x = 174,317.40 × 69,726.24
  4. Step 4: Simplify right side
    126,316.08x = 12,154,496,868.58
  5. Step 5: Solve for x
    x = 12,154,496,868.58/126,316.08
  6. Step 6: Final answer
    x = 96,222.88

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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.