Home / 158,325.28-218,590.65-141,300.40

Finding the Fourth Proportional to 158,325.28, 218,590.65 and 141,300.40

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Solution

The fourth proportional to 158,325.28, 218,590.65 and 141,300.40 is: 195,085.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,325.28 : 218,590.65 = 141,300.40 : x
  2. Step 2: Convert to fraction form
    158,325.28/218,590.65 = 141,300.40/x
  3. Step 3: Cross multiply
    158,325.28x = 218,590.65 × 141,300.40
  4. Step 4: Simplify right side
    158,325.28x = 30,886,946,144.64
  5. Step 5: Solve for x
    x = 30,886,946,144.64/158,325.28
  6. Step 6: Final answer
    x = 195,085.37

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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.