Home / 186,342.18-257,152.50-101,459.58

Finding the Fourth Proportional to 186,342.18, 257,152.50 and 101,459.58

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Solution

The fourth proportional to 186,342.18, 257,152.50 and 101,459.58 is: 140,014.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,342.18 : 257,152.50 = 101,459.58 : x
  2. Step 2: Convert to fraction form
    186,342.18/257,152.50 = 101,459.58/x
  3. Step 3: Cross multiply
    186,342.18x = 257,152.50 × 101,459.58
  4. Step 4: Simplify right side
    186,342.18x = 26,090,584,645.95
  5. Step 5: Solve for x
    x = 26,090,584,645.95/186,342.18
  6. Step 6: Final answer
    x = 140,014.38

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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.