Home / 243,176.69-335,654.40-141,225.23

Finding the Fourth Proportional to 243,176.69, 335,654.40 and 141,225.23

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Solution

The fourth proportional to 243,176.69, 335,654.40 and 141,225.23 is: 194,931.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,176.69 : 335,654.40 = 141,225.23 : x
  2. Step 2: Convert to fraction form
    243,176.69/335,654.40 = 141,225.23/x
  3. Step 3: Cross multiply
    243,176.69x = 335,654.40 × 141,225.23
  4. Step 4: Simplify right side
    243,176.69x = 47,402,868,162.24
  5. Step 5: Solve for x
    x = 47,402,868,162.24/243,176.69
  6. Step 6: Final answer
    x = 194,931.80

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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.