Home / 186,443.10-257,291.51-101,560.16

Finding the Fourth Proportional to 186,443.10, 257,291.51 and 101,560.16

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Solution

The fourth proportional to 186,443.10, 257,291.51 and 101,560.16 is: 140,153.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,443.10 : 257,291.51 = 101,560.16 : x
  2. Step 2: Convert to fraction form
    186,443.10/257,291.51 = 101,560.16/x
  3. Step 3: Cross multiply
    186,443.10x = 257,291.51 × 101,560.16
  4. Step 4: Simplify right side
    186,443.10x = 26,130,567,057.67
  5. Step 5: Solve for x
    x = 26,130,567,057.67/186,443.10
  6. Step 6: Final answer
    x = 140,153.04

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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.