Home / 124,029.45-171,146.39-70,303.77

Finding the Fourth Proportional to 124,029.45, 171,146.39 and 70,303.77

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Solution

The fourth proportional to 124,029.45, 171,146.39 and 70,303.77 is: 97,011.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,029.45 : 171,146.39 = 70,303.77 : x
  2. Step 2: Convert to fraction form
    124,029.45/171,146.39 = 70,303.77/x
  3. Step 3: Cross multiply
    124,029.45x = 171,146.39 × 70,303.77
  4. Step 4: Simplify right side
    124,029.45x = 12,032,236,087.37
  5. Step 5: Solve for x
    x = 12,032,236,087.37/124,029.45
  6. Step 6: Final answer
    x = 97,011.12

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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.