Home / 132,666.30-183,075.23-72,236.46

Finding the Fourth Proportional to 132,666.30, 183,075.23 and 72,236.46

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Solution

The fourth proportional to 132,666.30, 183,075.23 and 72,236.46 is: 99,683.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,666.30 : 183,075.23 = 72,236.46 : x
  2. Step 2: Convert to fraction form
    132,666.30/183,075.23 = 72,236.46/x
  3. Step 3: Cross multiply
    132,666.30x = 183,075.23 × 72,236.46
  4. Step 4: Simplify right side
    132,666.30x = 13,224,706,167.70
  5. Step 5: Solve for x
    x = 13,224,706,167.70/132,666.30
  6. Step 6: Final answer
    x = 99,683.99

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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.