Home / 156,205.19-234,259.36-56,352.42

Finding the Fourth Proportional to 156,205.19, 234,259.36 and 56,352.42

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Solution

The fourth proportional to 156,205.19, 234,259.36 and 56,352.42 is: 84,511.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,205.19 : 234,259.36 = 56,352.42 : x
  2. Step 2: Convert to fraction form
    156,205.19/234,259.36 = 56,352.42/x
  3. Step 3: Cross multiply
    156,205.19x = 234,259.36 × 56,352.42
  4. Step 4: Simplify right side
    156,205.19x = 13,201,081,702.77
  5. Step 5: Solve for x
    x = 13,201,081,702.77/156,205.19
  6. Step 6: Final answer
    x = 84,511.16

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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.