Home / 369,726.32-554,546.64-103,508.12

Finding the Fourth Proportional to 369,726.32, 554,546.64 and 103,508.12

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Solution

The fourth proportional to 369,726.32, 554,546.64 and 103,508.12 is: 155,250.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,726.32 : 554,546.64 = 103,508.12 : x
  2. Step 2: Convert to fraction form
    369,726.32/554,546.64 = 103,508.12/x
  3. Step 3: Cross multiply
    369,726.32x = 554,546.64 × 103,508.12
  4. Step 4: Simplify right side
    369,726.32x = 57,400,080,158.72
  5. Step 5: Solve for x
    x = 57,400,080,158.72/369,726.32
  6. Step 6: Final answer
    x = 155,250.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.