Home / 230,326.31-317,681.12-152,661.51

Finding the Fourth Proportional to 230,326.31, 317,681.12 and 152,661.51

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Solution

The fourth proportional to 230,326.31, 317,681.12 and 152,661.51 is: 210,560.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,326.31 : 317,681.12 = 152,661.51 : x
  2. Step 2: Convert to fraction form
    230,326.31/317,681.12 = 152,661.51/x
  3. Step 3: Cross multiply
    230,326.31x = 317,681.12 × 152,661.51
  4. Step 4: Simplify right side
    230,326.31x = 48,497,679,859.35
  5. Step 5: Solve for x
    x = 48,497,679,859.35/230,326.31
  6. Step 6: Final answer
    x = 210,560.74

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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.