Home / 186,655.15-280,113.95-168,809.23

Finding the Fourth Proportional to 186,655.15, 280,113.95 and 168,809.23

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Solution

The fourth proportional to 186,655.15, 280,113.95 and 168,809.23 is: 253,332.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,655.15 : 280,113.95 = 168,809.23 : x
  2. Step 2: Convert to fraction form
    186,655.15/280,113.95 = 168,809.23/x
  3. Step 3: Cross multiply
    186,655.15x = 280,113.95 × 168,809.23
  4. Step 4: Simplify right side
    186,655.15x = 47,285,820,211.76
  5. Step 5: Solve for x
    x = 47,285,820,211.76/186,655.15
  6. Step 6: Final answer
    x = 253,332.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.