Home / 153,947.10-230,920.65-94,590.30

Finding the Fourth Proportional to 153,947.10, 230,920.65 and 94,590.30

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Solution

The fourth proportional to 153,947.10, 230,920.65 and 94,590.30 is: 141,885.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,947.10 : 230,920.65 = 94,590.30 : x
  2. Step 2: Convert to fraction form
    153,947.10/230,920.65 = 94,590.30/x
  3. Step 3: Cross multiply
    153,947.10x = 230,920.65 × 94,590.30
  4. Step 4: Simplify right side
    153,947.10x = 21,842,853,559.70
  5. Step 5: Solve for x
    x = 21,842,853,559.70/153,947.10
  6. Step 6: Final answer
    x = 141,885.45

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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.