Home / 153,529.95-230,295.15-78,609.24

Finding the Fourth Proportional to 153,529.95, 230,295.15 and 78,609.24

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Solution

The fourth proportional to 153,529.95, 230,295.15 and 78,609.24 is: 117,913.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,529.95 : 230,295.15 = 78,609.24 : x
  2. Step 2: Convert to fraction form
    153,529.95/230,295.15 = 78,609.24/x
  3. Step 3: Cross multiply
    153,529.95x = 230,295.15 × 78,609.24
  4. Step 4: Simplify right side
    153,529.95x = 18,103,326,717.19
  5. Step 5: Solve for x
    x = 18,103,326,717.19/153,529.95
  6. Step 6: Final answer
    x = 117,913.98

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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.