Home / 121,460.77-167,570.67-70,444.89

Finding the Fourth Proportional to 121,460.77, 167,570.67 and 70,444.89

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Solution

The fourth proportional to 121,460.77, 167,570.67 and 70,444.89 is: 97,187.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,460.77 : 167,570.67 = 70,444.89 : x
  2. Step 2: Convert to fraction form
    121,460.77/167,570.67 = 70,444.89/x
  3. Step 3: Cross multiply
    121,460.77x = 167,570.67 × 70,444.89
  4. Step 4: Simplify right side
    121,460.77x = 11,804,497,679.54
  5. Step 5: Solve for x
    x = 11,804,497,679.54/121,460.77
  6. Step 6: Final answer
    x = 97,187.74

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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.