Home / 140,465.36-193,835.40-80,050.16

Finding the Fourth Proportional to 140,465.36, 193,835.40 and 80,050.16

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Solution

The fourth proportional to 140,465.36, 193,835.40 and 80,050.16 is: 110,465.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,465.36 : 193,835.40 = 80,050.16 : x
  2. Step 2: Convert to fraction form
    140,465.36/193,835.40 = 80,050.16/x
  3. Step 3: Cross multiply
    140,465.36x = 193,835.40 × 80,050.16
  4. Step 4: Simplify right side
    140,465.36x = 15,516,554,783.66
  5. Step 5: Solve for x
    x = 15,516,554,783.66/140,465.36
  6. Step 6: Final answer
    x = 110,465.35

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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.