Home / 186,548.29-257,429.13-101,663.53

Finding the Fourth Proportional to 186,548.29, 257,429.13 and 101,663.53

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Solution

The fourth proportional to 186,548.29, 257,429.13 and 101,663.53 is: 140,291.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,548.29 : 257,429.13 = 101,663.53 : x
  2. Step 2: Convert to fraction form
    186,548.29/257,429.13 = 101,663.53/x
  3. Step 3: Cross multiply
    186,548.29x = 257,429.13 × 101,663.53
  4. Step 4: Simplify right side
    186,548.29x = 26,171,154,080.63
  5. Step 5: Solve for x
    x = 26,171,154,080.63/186,548.29
  6. Step 6: Final answer
    x = 140,291.58

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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.