Home / 186,670.08-257,601.36-101,785.32

Finding the Fourth Proportional to 186,670.08, 257,601.36 and 101,785.32

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Solution

The fourth proportional to 186,670.08, 257,601.36 and 101,785.32 is: 140,461.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,670.08 : 257,601.36 = 101,785.32 : x
  2. Step 2: Convert to fraction form
    186,670.08/257,601.36 = 101,785.32/x
  3. Step 3: Cross multiply
    186,670.08x = 257,601.36 × 101,785.32
  4. Step 4: Simplify right side
    186,670.08x = 26,220,036,860.04
  5. Step 5: Solve for x
    x = 26,220,036,860.04/186,670.08
  6. Step 6: Final answer
    x = 140,461.91

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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.