Home / 153,265.12-211,436.40-110,756.32

Finding the Fourth Proportional to 153,265.12, 211,436.40 and 110,756.32

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Solution

The fourth proportional to 153,265.12, 211,436.40 and 110,756.32 is: 152,793.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,265.12 : 211,436.40 = 110,756.32 : x
  2. Step 2: Convert to fraction form
    153,265.12/211,436.40 = 110,756.32/x
  3. Step 3: Cross multiply
    153,265.12x = 211,436.40 × 110,756.32
  4. Step 4: Simplify right side
    153,265.12x = 23,417,917,578.05
  5. Step 5: Solve for x
    x = 23,417,917,578.05/153,265.12
  6. Step 6: Final answer
    x = 152,793.52

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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.