Home / 124,400.68-171,666.48-70,678.24

Finding the Fourth Proportional to 124,400.68, 171,666.48 and 70,678.24

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Solution

The fourth proportional to 124,400.68, 171,666.48 and 70,678.24 is: 97,532.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,400.68 : 171,666.48 = 70,678.24 : x
  2. Step 2: Convert to fraction form
    124,400.68/171,666.48 = 70,678.24/x
  3. Step 3: Cross multiply
    124,400.68x = 171,666.48 × 70,678.24
  4. Step 4: Simplify right side
    124,400.68x = 12,133,084,673.40
  5. Step 5: Solve for x
    x = 12,133,084,673.40/124,400.68
  6. Step 6: Final answer
    x = 97,532.30

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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.