Home / 124,618.51-171,974.24-70,903.53

Finding the Fourth Proportional to 124,618.51, 171,974.24 and 70,903.53

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Solution

The fourth proportional to 124,618.51, 171,974.24 and 70,903.53 is: 97,847.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,618.51 : 171,974.24 = 70,903.53 : x
  2. Step 2: Convert to fraction form
    124,618.51/171,974.24 = 70,903.53/x
  3. Step 3: Cross multiply
    124,618.51x = 171,974.24 × 70,903.53
  4. Step 4: Simplify right side
    124,618.51x = 12,193,580,030.43
  5. Step 5: Solve for x
    x = 12,193,580,030.43/124,618.51
  6. Step 6: Final answer
    x = 97,847.26

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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.