Home / 186,300.46-257,093.36-101,417.32

Finding the Fourth Proportional to 186,300.46, 257,093.36 and 101,417.32

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Solution

The fourth proportional to 186,300.46, 257,093.36 and 101,417.32 is: 139,955.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,300.46 : 257,093.36 = 101,417.32 : x
  2. Step 2: Convert to fraction form
    186,300.46/257,093.36 = 101,417.32/x
  3. Step 3: Cross multiply
    186,300.46x = 257,093.36 × 101,417.32
  4. Step 4: Simplify right side
    186,300.46x = 26,073,719,053.91
  5. Step 5: Solve for x
    x = 26,073,719,053.91/186,300.46
  6. Step 6: Final answer
    x = 139,955.20

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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.