Home / 124,011.87-171,142.23-70,297.93

Finding the Fourth Proportional to 124,011.87, 171,142.23 and 70,297.93

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Solution

The fourth proportional to 124,011.87, 171,142.23 and 70,297.93 is: 97,014.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,011.87 : 171,142.23 = 70,297.93 : x
  2. Step 2: Convert to fraction form
    124,011.87/171,142.23 = 70,297.93/x
  3. Step 3: Cross multiply
    124,011.87x = 171,142.23 × 70,297.93
  4. Step 4: Simplify right side
    124,011.87x = 12,030,944,504.58
  5. Step 5: Solve for x
    x = 12,030,944,504.58/124,011.87
  6. Step 6: Final answer
    x = 97,014.46

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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.