Home / 124,235.06-171,447.19-70,515.05

Finding the Fourth Proportional to 124,235.06, 171,447.19 and 70,515.05

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Solution

The fourth proportional to 124,235.06, 171,447.19 and 70,515.05 is: 97,312.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,235.06 : 171,447.19 = 70,515.05 : x
  2. Step 2: Convert to fraction form
    124,235.06/171,447.19 = 70,515.05/x
  3. Step 3: Cross multiply
    124,235.06x = 171,447.19 × 70,515.05
  4. Step 4: Simplify right side
    124,235.06x = 12,089,607,175.21
  5. Step 5: Solve for x
    x = 12,089,607,175.21/124,235.06
  6. Step 6: Final answer
    x = 97,312.36

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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.