Home / 147,032.42-202,909.23-104,088.60

Finding the Fourth Proportional to 147,032.42, 202,909.23 and 104,088.60

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Solution

The fourth proportional to 147,032.42, 202,909.23 and 104,088.60 is: 143,645.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,032.42 : 202,909.23 = 104,088.60 : x
  2. Step 2: Convert to fraction form
    147,032.42/202,909.23 = 104,088.60/x
  3. Step 3: Cross multiply
    147,032.42x = 202,909.23 × 104,088.60
  4. Step 4: Simplify right side
    147,032.42x = 21,120,537,677.78
  5. Step 5: Solve for x
    x = 21,120,537,677.78/147,032.42
  6. Step 6: Final answer
    x = 143,645.45

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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.