Home / 99,200.46-136,875.34-58,927.80

Finding the Fourth Proportional to 99,200.46, 136,875.34 and 58,927.80

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Solution

The fourth proportional to 99,200.46, 136,875.34 and 58,927.80 is: 81,307.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,200.46 : 136,875.34 = 58,927.80 : x
  2. Step 2: Convert to fraction form
    99,200.46/136,875.34 = 58,927.80/x
  3. Step 3: Cross multiply
    99,200.46x = 136,875.34 × 58,927.80
  4. Step 4: Simplify right side
    99,200.46x = 8,065,762,365.81
  5. Step 5: Solve for x
    x = 8,065,762,365.81/99,200.46
  6. Step 6: Final answer
    x = 81,307.71

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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.