Home / 156,916.51-236,228.58-142,966.15

Finding the Fourth Proportional to 156,916.51, 236,228.58 and 142,966.15

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Solution

The fourth proportional to 156,916.51, 236,228.58 and 142,966.15 is: 215,227.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,916.51 : 236,228.58 = 142,966.15 : x
  2. Step 2: Convert to fraction form
    156,916.51/236,228.58 = 142,966.15/x
  3. Step 3: Cross multiply
    156,916.51x = 236,228.58 × 142,966.15
  4. Step 4: Simplify right side
    156,916.51x = 33,772,690,602.57
  5. Step 5: Solve for x
    x = 33,772,690,602.57/156,916.51
  6. Step 6: Final answer
    x = 215,227.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.