Home / 188,465.02-260,082.57-103,587.55

Finding the Fourth Proportional to 188,465.02, 260,082.57 and 103,587.55

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Solution

The fourth proportional to 188,465.02, 260,082.57 and 103,587.55 is: 142,951.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,465.02 : 260,082.57 = 103,587.55 : x
  2. Step 2: Convert to fraction form
    188,465.02/260,082.57 = 103,587.55/x
  3. Step 3: Cross multiply
    188,465.02x = 260,082.57 × 103,587.55
  4. Step 4: Simplify right side
    188,465.02x = 26,941,316,224.00
  5. Step 5: Solve for x
    x = 26,941,316,224.00/188,465.02
  6. Step 6: Final answer
    x = 142,951.28

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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.