Home / 152,442.40-228,663.60-69,336.40

Finding the Fourth Proportional to 152,442.40, 228,663.60 and 69,336.40

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Solution

The fourth proportional to 152,442.40, 228,663.60 and 69,336.40 is: 104,004.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,442.40 : 228,663.60 = 69,336.40 : x
  2. Step 2: Convert to fraction form
    152,442.40/228,663.60 = 69,336.40/x
  3. Step 3: Cross multiply
    152,442.40x = 228,663.60 × 69,336.40
  4. Step 4: Simplify right side
    152,442.40x = 15,854,710,835.04
  5. Step 5: Solve for x
    x = 15,854,710,835.04/152,442.40
  6. Step 6: Final answer
    x = 104,004.60

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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.