Home / 124,615.36-171,966.96-70,899.22

Finding the Fourth Proportional to 124,615.36, 171,966.96 and 70,899.22

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Solution

The fourth proportional to 124,615.36, 171,966.96 and 70,899.22 is: 97,839.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,615.36 : 171,966.96 = 70,899.22 : x
  2. Step 2: Convert to fraction form
    124,615.36/171,966.96 = 70,899.22/x
  3. Step 3: Cross multiply
    124,615.36x = 171,966.96 × 70,899.22
  4. Step 4: Simplify right side
    124,615.36x = 12,192,323,329.77
  5. Step 5: Solve for x
    x = 12,192,323,329.77/124,615.36
  6. Step 6: Final answer
    x = 97,839.65

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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.