Home / 316,637.04-474,896.16-158,823.12

Finding the Fourth Proportional to 316,637.04, 474,896.16 and 158,823.12

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Solution

The fourth proportional to 316,637.04, 474,896.16 and 158,823.12 is: 238,204.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,637.04 : 474,896.16 = 158,823.12 : x
  2. Step 2: Convert to fraction form
    316,637.04/474,896.16 = 158,823.12/x
  3. Step 3: Cross multiply
    316,637.04x = 474,896.16 × 158,823.12
  4. Step 4: Simplify right side
    316,637.04x = 75,424,489,807.22
  5. Step 5: Solve for x
    x = 75,424,489,807.22/316,637.04
  6. Step 6: Final answer
    x = 238,204.89

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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.