Home / 209,193.02-288,694.95-118,548.02

Finding the Fourth Proportional to 209,193.02, 288,694.95 and 118,548.02

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Solution

The fourth proportional to 209,193.02, 288,694.95 and 118,548.02 is: 163,601.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,193.02 : 288,694.95 = 118,548.02 : x
  2. Step 2: Convert to fraction form
    209,193.02/288,694.95 = 118,548.02/x
  3. Step 3: Cross multiply
    209,193.02x = 288,694.95 × 118,548.02
  4. Step 4: Simplify right side
    209,193.02x = 34,224,214,706.50
  5. Step 5: Solve for x
    x = 34,224,214,706.50/209,193.02
  6. Step 6: Final answer
    x = 163,601.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.