Home / 229,000.23-316,020.59-133,525.38

Finding the Fourth Proportional to 229,000.23, 316,020.59 and 133,525.38

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Solution

The fourth proportional to 229,000.23, 316,020.59 and 133,525.38 is: 184,265.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,000.23 : 316,020.59 = 133,525.38 : x
  2. Step 2: Convert to fraction form
    229,000.23/316,020.59 = 133,525.38/x
  3. Step 3: Cross multiply
    229,000.23x = 316,020.59 × 133,525.38
  4. Step 4: Simplify right side
    229,000.23x = 42,196,768,608.13
  5. Step 5: Solve for x
    x = 42,196,768,608.13/229,000.23
  6. Step 6: Final answer
    x = 184,265.18

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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.