Home / 94,303.46-130,139.16-51,864.68

Finding the Fourth Proportional to 94,303.46, 130,139.16 and 51,864.68

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Solution

The fourth proportional to 94,303.46, 130,139.16 and 51,864.68 is: 71,573.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,303.46 : 130,139.16 = 51,864.68 : x
  2. Step 2: Convert to fraction form
    94,303.46/130,139.16 = 51,864.68/x
  3. Step 3: Cross multiply
    94,303.46x = 130,139.16 × 51,864.68
  4. Step 4: Simplify right side
    94,303.46x = 6,749,625,888.87
  5. Step 5: Solve for x
    x = 6,749,625,888.87/94,303.46
  6. Step 6: Final answer
    x = 71,573.47

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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.