Home / 186,557.04-257,441.22-101,672.28

Finding the Fourth Proportional to 186,557.04, 257,441.22 and 101,672.28

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Solution

The fourth proportional to 186,557.04, 257,441.22 and 101,672.28 is: 140,303.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,557.04 : 257,441.22 = 101,672.28 : x
  2. Step 2: Convert to fraction form
    186,557.04/257,441.22 = 101,672.28/x
  3. Step 3: Cross multiply
    186,557.04x = 257,441.22 × 101,672.28
  4. Step 4: Simplify right side
    186,557.04x = 26,174,635,803.38
  5. Step 5: Solve for x
    x = 26,174,635,803.38/186,557.04
  6. Step 6: Final answer
    x = 140,303.66

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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.