Home / 100,070.16-137,518.86-95,444.40

Finding the Fourth Proportional to 100,070.16, 137,518.86 and 95,444.40

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Solution

The fourth proportional to 100,070.16, 137,518.86 and 95,444.40 is: 131,162.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,070.16 : 137,518.86 = 95,444.40 : x
  2. Step 2: Convert to fraction form
    100,070.16/137,518.86 = 95,444.40/x
  3. Step 3: Cross multiply
    100,070.16x = 137,518.86 × 95,444.40
  4. Step 4: Simplify right side
    100,070.16x = 13,125,405,081.38
  5. Step 5: Solve for x
    x = 13,125,405,081.38/100,070.16
  6. Step 6: Final answer
    x = 131,162.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.