Home / 145,641.24-201,047.06-97,922.25

Finding the Fourth Proportional to 145,641.24, 201,047.06 and 97,922.25

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Solution

The fourth proportional to 145,641.24, 201,047.06 and 97,922.25 is: 135,174.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,641.24 : 201,047.06 = 97,922.25 : x
  2. Step 2: Convert to fraction form
    145,641.24/201,047.06 = 97,922.25/x
  3. Step 3: Cross multiply
    145,641.24x = 201,047.06 × 97,922.25
  4. Step 4: Simplify right side
    145,641.24x = 19,686,980,715.89
  5. Step 5: Solve for x
    x = 19,686,980,715.89/145,641.24
  6. Step 6: Final answer
    x = 135,174.49

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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.