Home / 186,264.32-257,037.14-105,690.18

Finding the Fourth Proportional to 186,264.32, 257,037.14 and 105,690.18

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Solution

The fourth proportional to 186,264.32, 257,037.14 and 105,690.18 is: 145,848.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,264.32 : 257,037.14 = 105,690.18 : x
  2. Step 2: Convert to fraction form
    186,264.32/257,037.14 = 105,690.18/x
  3. Step 3: Cross multiply
    186,264.32x = 257,037.14 × 105,690.18
  4. Step 4: Simplify right side
    186,264.32x = 27,166,301,593.29
  5. Step 5: Solve for x
    x = 27,166,301,593.29/186,264.32
  6. Step 6: Final answer
    x = 145,848.12

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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.