Home / 106,784.02-147,348.75-59,038.30

Finding the Fourth Proportional to 106,784.02, 147,348.75 and 59,038.30

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Solution

The fourth proportional to 106,784.02, 147,348.75 and 59,038.30 is: 81,465.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,784.02 : 147,348.75 = 59,038.30 : x
  2. Step 2: Convert to fraction form
    106,784.02/147,348.75 = 59,038.30/x
  3. Step 3: Cross multiply
    106,784.02x = 147,348.75 × 59,038.30
  4. Step 4: Simplify right side
    106,784.02x = 8,699,219,707.13
  5. Step 5: Solve for x
    x = 8,699,219,707.13/106,784.02
  6. Step 6: Final answer
    x = 81,465.56

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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.