Home / 130,061.24-179,484.78-70,445.24

Finding the Fourth Proportional to 130,061.24, 179,484.78 and 70,445.24

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Solution

The fourth proportional to 130,061.24, 179,484.78 and 70,445.24 is: 97,214.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,061.24 : 179,484.78 = 70,445.24 : x
  2. Step 2: Convert to fraction form
    130,061.24/179,484.78 = 70,445.24/x
  3. Step 3: Cross multiply
    130,061.24x = 179,484.78 × 70,445.24
  4. Step 4: Simplify right side
    130,061.24x = 12,643,848,403.45
  5. Step 5: Solve for x
    x = 12,643,848,403.45/130,061.24
  6. Step 6: Final answer
    x = 97,214.58

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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.