Home / 185,752.64-256,313.76-118,637.12

Finding the Fourth Proportional to 185,752.64, 256,313.76 and 118,637.12

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Solution

The fourth proportional to 185,752.64, 256,313.76 and 118,637.12 is: 163,703.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,752.64 : 256,313.76 = 118,637.12 : x
  2. Step 2: Convert to fraction form
    185,752.64/256,313.76 = 118,637.12/x
  3. Step 3: Cross multiply
    185,752.64x = 256,313.76 × 118,637.12
  4. Step 4: Simplify right side
    185,752.64x = 30,408,326,302.77
  5. Step 5: Solve for x
    x = 30,408,326,302.77/185,752.64
  6. Step 6: Final answer
    x = 163,703.33

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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.