Home / 93,835.18-129,492.55-51,393.71

Finding the Fourth Proportional to 93,835.18, 129,492.55 and 51,393.71

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Solution

The fourth proportional to 93,835.18, 129,492.55 and 51,393.71 is: 70,923.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,835.18 : 129,492.55 = 51,393.71 : x
  2. Step 2: Convert to fraction form
    93,835.18/129,492.55 = 51,393.71/x
  3. Step 3: Cross multiply
    93,835.18x = 129,492.55 × 51,393.71
  4. Step 4: Simplify right side
    93,835.18x = 6,655,101,785.91
  5. Step 5: Solve for x
    x = 6,655,101,785.91/93,835.18
  6. Step 6: Final answer
    x = 70,923.31

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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.