Home / 185,965.40-256,698.07-110,513

Finding the Fourth Proportional to 185,965.40, 256,698.07 and 110,513

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Solution

The fourth proportional to 185,965.40, 256,698.07 and 110,513 is: 152,547.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,965.40 : 256,698.07 = 110,513 : x
  2. Step 2: Convert to fraction form
    185,965.40/256,698.07 = 110,513/x
  3. Step 3: Cross multiply
    185,965.40x = 256,698.07 × 110,513
  4. Step 4: Simplify right side
    185,965.40x = 28,368,473,809.91
  5. Step 5: Solve for x
    x = 28,368,473,809.91/185,965.40
  6. Step 6: Final answer
    x = 152,547.05

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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.