Home / 186,075.36-256,782.76-101,192.22

Finding the Fourth Proportional to 186,075.36, 256,782.76 and 101,192.22

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Solution

The fourth proportional to 186,075.36, 256,782.76 and 101,192.22 is: 139,644.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,075.36 : 256,782.76 = 101,192.22 : x
  2. Step 2: Convert to fraction form
    186,075.36/256,782.76 = 101,192.22/x
  3. Step 3: Cross multiply
    186,075.36x = 256,782.76 × 101,192.22
  4. Step 4: Simplify right side
    186,075.36x = 25,984,417,289.15
  5. Step 5: Solve for x
    x = 25,984,417,289.15/186,075.36
  6. Step 6: Final answer
    x = 139,644.59

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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.