Finding the Fourth Proportional to 42,948,719.04, 59,246,646.24 and 25,532,677.44
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Solution
The fourth proportional to 42,948,719.04, 59,246,646.24 and 25,532,677.44 is: 35,221,667.65
Step by Step Solution
- Step 1: Write the proportion equation
42,948,719.04 : 59,246,646.24 = 25,532,677.44 : x - Step 2: Convert to fraction form
42,948,719.04/59,246,646.24 = 25,532,677.44/x - Step 3: Cross multiply
42,948,719.04x = 59,246,646.24 × 25,532,677.44 - Step 4: Simplify right side
42,948,719.04x = 1,512,725,507,847,709 - Step 5: Solve for x
x = 1,512,725,507,847,709/42,948,719.04 - Step 6: Final answer
x = 35,221,667.65
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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.