Home / 91,312.37-126,008.63-51,026.46

Finding the Fourth Proportional to 91,312.37, 126,008.63 and 51,026.46

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Solution

The fourth proportional to 91,312.37, 126,008.63 and 51,026.46 is: 70,415.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,312.37 : 126,008.63 = 51,026.46 : x
  2. Step 2: Convert to fraction form
    91,312.37/126,008.63 = 51,026.46/x
  3. Step 3: Cross multiply
    91,312.37x = 126,008.63 × 51,026.46
  4. Step 4: Simplify right side
    91,312.37x = 6,429,774,318.35
  5. Step 5: Solve for x
    x = 6,429,774,318.35/91,312.37
  6. Step 6: Final answer
    x = 70,415.15

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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.