Home / 191,140.35-264,999.67-180,511.53

Finding the Fourth Proportional to 191,140.35, 264,999.67 and 180,511.53

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Solution

The fourth proportional to 191,140.35, 264,999.67 and 180,511.53 is: 250,263.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,140.35 : 264,999.67 = 180,511.53 : x
  2. Step 2: Convert to fraction form
    191,140.35/264,999.67 = 180,511.53/x
  3. Step 3: Cross multiply
    191,140.35x = 264,999.67 × 180,511.53
  4. Step 4: Simplify right side
    191,140.35x = 47,835,495,881.20
  5. Step 5: Solve for x
    x = 47,835,495,881.20/191,140.35
  6. Step 6: Final answer
    x = 250,263.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.