Home / 105,570.48-145,646.73-60,250.98

Finding the Fourth Proportional to 105,570.48, 145,646.73 and 60,250.98

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Solution

The fourth proportional to 105,570.48, 145,646.73 and 60,250.98 is: 83,123.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,570.48 : 145,646.73 = 60,250.98 : x
  2. Step 2: Convert to fraction form
    105,570.48/145,646.73 = 60,250.98/x
  3. Step 3: Cross multiply
    105,570.48x = 145,646.73 × 60,250.98
  4. Step 4: Simplify right side
    105,570.48x = 8,775,358,216.30
  5. Step 5: Solve for x
    x = 8,775,358,216.30/105,570.48
  6. Step 6: Final answer
    x = 83,123.22

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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.