Home / 127,585.74-176,090.18-73,903.80

Finding the Fourth Proportional to 127,585.74, 176,090.18 and 73,903.80

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Solution

The fourth proportional to 127,585.74, 176,090.18 and 73,903.80 is: 101,999.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,585.74 : 176,090.18 = 73,903.80 : x
  2. Step 2: Convert to fraction form
    127,585.74/176,090.18 = 73,903.80/x
  3. Step 3: Cross multiply
    127,585.74x = 176,090.18 × 73,903.80
  4. Step 4: Simplify right side
    127,585.74x = 13,013,733,075.17
  5. Step 5: Solve for x
    x = 13,013,733,075.17/127,585.74
  6. Step 6: Final answer
    x = 101,999.90

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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.