Home / 243,270.10-364,030.35-164,538.10

Finding the Fourth Proportional to 243,270.10, 364,030.35 and 164,538.10

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Solution

The fourth proportional to 243,270.10, 364,030.35 and 164,538.10 is: 246,215.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,270.10 : 364,030.35 = 164,538.10 : x
  2. Step 2: Convert to fraction form
    243,270.10/364,030.35 = 164,538.10/x
  3. Step 3: Cross multiply
    243,270.10x = 364,030.35 × 164,538.10
  4. Step 4: Simplify right side
    243,270.10x = 59,896,862,131.34
  5. Step 5: Solve for x
    x = 59,896,862,131.34/243,270.10
  6. Step 6: Final answer
    x = 246,215.47

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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.