Home / 93,587.28-129,150.51-51,145.81

Finding the Fourth Proportional to 93,587.28, 129,150.51 and 51,145.81

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Solution

The fourth proportional to 93,587.28, 129,150.51 and 51,145.81 is: 70,581.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,587.28 : 129,150.51 = 51,145.81 : x
  2. Step 2: Convert to fraction form
    93,587.28/129,150.51 = 51,145.81/x
  3. Step 3: Cross multiply
    93,587.28x = 129,150.51 × 51,145.81
  4. Step 4: Simplify right side
    93,587.28x = 6,605,507,445.86
  5. Step 5: Solve for x
    x = 6,605,507,445.86/93,587.28
  6. Step 6: Final answer
    x = 70,581.25

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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.