Home / 77,839.63-116,332.96-56,823.92

Finding the Fourth Proportional to 77,839.63, 116,332.96 and 56,823.92

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Solution

The fourth proportional to 77,839.63, 116,332.96 and 56,823.92 is: 84,924.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,839.63 : 116,332.96 = 56,823.92 : x
  2. Step 2: Convert to fraction form
    77,839.63/116,332.96 = 56,823.92/x
  3. Step 3: Cross multiply
    77,839.63x = 116,332.96 × 56,823.92
  4. Step 4: Simplify right side
    77,839.63x = 6,610,495,383.84
  5. Step 5: Solve for x
    x = 6,610,495,383.84/77,839.63
  6. Step 6: Final answer
    x = 84,924.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.